natural philosophy
English Thesaurus
1. the science of matter and energy and their interactions (noun.cognition)
hypernym | : | natural science, |
definition | : | the sciences involved in the study of the physical world and its phenomena (noun.cognition) |
hyponym | : | astronomy, uranology, |
definition | : | the branch of physics that studies celestial bodies and the universe as a whole (noun.cognition) |
hyponym | : | aeronautics, astronautics, |
definition | : | the theory and practice of navigation through air or space (noun.cognition) |
hyponym | : | biophysics, |
definition | : | physics as applied to biological problems (noun.cognition) |
hyponym | : | cryogenics, cryogeny, |
definition | : | the branch of physics that studies the phenomena that occur at very low temperatures (noun.cognition) |
hyponym | : | crystallography, |
definition | : | the branch of science that studies the formation and structure of crystals (noun.cognition) |
hyponym | : | electronics, |
definition | : | the branch of physics that deals with the emission and effects of electrons and with the use of electronic devices (noun.cognition) |
hyponym | : | electrostatics, |
definition | : | the branch of physics that deals with static electricity (noun.cognition) |
hyponym | : | mechanics, |
definition | : | the branch of physics concerned with the motion of bodies in a frame of reference (noun.cognition) |
hyponym | : | optics, |
definition | : | the branch of physics that studies the physical properties of light (noun.cognition) |
hyponym | : | plasma physics, |
definition | : | the branch of physics concerned with matter in its plasma phase (noun.cognition) |
hyponym | : | quantum physics, |
definition | : | the branch of physics based on quantum theory (noun.cognition) |
hyponym | : | rheology, |
definition | : | the branch of physics that studies the deformation and flow of matter (noun.cognition) |
hyponym | : | solid-state physics, |
definition | : | the branch of physics that studies the properties of materials in the solid state: electrical conduction in crystals of semiconductors and metals; superconductivity; photoconductivity (noun.cognition) |
hyponym | : | statistical mechanics, |
definition | : | the branch of physics that makes theoretical predictions about the behavior of macroscopic systems on the basis of statistical laws governing its component particles (noun.cognition) |
hyponym | : | thermodynamics, |
definition | : | the branch of physics concerned with the conversion of different forms of energy (noun.cognition) |
domain member category | : | phase space, |
definition | : | (physics) an ideal space in which the coordinate dimensions represent the variables that are required to describe a system or substance (noun.tops) |
domain member category | : | containment, |
definition | : | (physics) a system designed to prevent the accidental release of radioactive material from a reactor (noun.artifact) |
domain member category | : | hodoscope, |
definition | : | (physics) scientific instrument that traces the path of a charged particle (noun.artifact) |
domain member category | : | magnet, |
definition | : | (physics) a device that attracts iron and produces a magnetic field (noun.artifact) |
domain member category | : | meniscus, |
definition | : | (physics) the curved upper surface of a nonturbulent liquid in a vertical tube (noun.artifact) |
domain member category | : | nuclear reactor, reactor, |
definition | : | (physics) any of several kinds of apparatus that maintain and control a nuclear reaction for the production of energy or artificial elements (noun.artifact) |
domain member category | : | metastability, |
definition | : | the quality of a physical system that persists in its existing equilibrium when undisturbed (or only slightly disturbed) but able to pass to a more stable equilibrium when sufficiently disturbed (noun.attribute) |
domain member category | : | isotropy, symmetry, |
definition | : | (physics) the property of being isotropic; having the same value when measured in different directions (noun.attribute) |
domain member category | : | duality, wave-particle duality, |
definition | : | (physics) the property of matter and electromagnetic radiation that is characterized by the fact that some properties can be explained best by wave theory and others by particle theory (noun.attribute) |
domain member category | : | absorption factor, absorptivity, |
definition | : | (physics) the property of a body that determines the fraction of the incident radiation or sound flux absorbed or absorbable by the body (noun.attribute) |
domain member category | : | reluctivity, |
definition | : | (physics) the resistance of a material to the establishment of a magnetic field in it (noun.attribute) |
domain member category | : | rest mass, |
definition | : | (physics) the mass of a body as measured when the body is at rest relative to an observer, an inherent property of the body (noun.attribute) |
domain member category | : | relativistic mass, |
definition | : | (physics) the mass of a body in motion relative to the observer: it is equal to the rest mass multiplied by a factor that is greater than 1 and that increases as the magnitude of the velocity increases (noun.attribute) |
domain member category | : | gravitational mass, |
definition | : | (physics) the mass of a body as measured by its gravitational attraction for other bodies (noun.attribute) |
domain member category | : | inertial mass, |
definition | : | (physics) the mass of a body as determined by the second law of motion from the acceleration of the body when it is subjected to a force that is not due to gravity (noun.attribute) |
domain member category | : | mass energy, |
definition | : | (physics) the mass of a body regarded relativistically as energy (noun.attribute) |
domain member category | : | flux, flux density, |
definition | : | (physics) the number of changes in energy flow across a given surface per unit area (noun.attribute) |
domain member category | : | quantum, |
definition | : | (physics) the smallest discrete quantity of some physical property that a system can possess (according to quantum theory) (noun.cognition) |
domain member category | : | attracter, attractor, |
definition | : | (physics) a point in the ideal multidimensional phase space that is used to describe a system toward which the system tends to evolve regardless of the starting conditions of the system (noun.cognition) |
domain member category | : | bose-einstein statistics, |
definition | : | (physics) statistical law obeyed by a system of particles whose wave function is not changed when two particles are interchanged (the Pauli exclusion principle does not apply) (noun.cognition) |
domain member category | : | dalton's law, dalton's law of partial pressures, law of partial pressures, |
definition | : | (chemistry and physics) law stating that the pressure exerted by a mixture of gases equals the sum of the partial pressures of the gases in the mixture; the pressure of a gas in a mixture equals the pressure it would exert if it occupied the same volume alone at the same temperature (noun.cognition) |
domain member category | : | fermi-dirac statistics, |
definition | : | (physics) law obeyed by a systems of particles whose wave function changes when two particles are interchanged (the Pauli exclusion principle applies) (noun.cognition) |
domain member category | : | hooke's law, |
definition | : | (physics) the principle that (within the elastic limit) the stress applied to a solid is proportional to the strain produced (noun.cognition) |
domain member category | : | kirchhoff's laws, |
definition | : | (physics) two laws governing electric networks in which steady currents flow: the sum of all the currents at a point is zero and the sum of the voltage gains and drops around any closed circuit is zero (noun.cognition) |
domain member category | : | law of gravitation, newton's law of gravitation, |
definition | : | (physics) the law that states any two bodies attract each other with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between them (noun.cognition) |
domain member category | : | law of thermodynamics, |
definition | : | (physics) a law governing the relations between states of energy in a closed system (noun.cognition) |
domain member category | : | mass-energy equivalence, |
definition | : | (physics) the principle that a measured quantity of mass is equivalent (according to relativity theory) to a measured quantity of energy (noun.cognition) |
domain member category | : | planck's law, |
definition | : | (physics) the basis of quantum theory; the energy of electromagnetic waves is contained in indivisible quanta that have to be radiated or absorbed as a whole; the magnitude is proportional to frequency where the constant of proportionality is given by Planck's constant (noun.cognition) |
domain member category | : | planck's radiation law, |
definition | : | (physics) an equation that expresses the distribution of energy in the radiated spectrum of an ideal black body (noun.cognition) |
domain member category | : | principle of relativity, |
definition | : | (physics) a universal law that states that the laws of mechanics are not affected by a uniform rectilinear motion of the system of coordinates to which they are referred (noun.cognition) |
domain member category | : | principle of equivalence, |
definition | : | (physics) the principle that an observer has no way of distinguishing whether his laboratory is in a uniform gravitational field or is in an accelerated frame of reference (noun.cognition) |
domain member category | : | field theory, |
definition | : | (physics) a theory that explains a physical phenomenon in terms of a field and the manner in which it interacts with matter or with other fields (noun.cognition) |
domain member category | : | bohr theory, |
definition | : | (physics) a theory of atomic structure that combined Rutherford's model with the quantum theory; electrons orbiting a nucleus can only be in certain stationary energy states and light is emitted when electrons jump from one energy state to another (noun.cognition) |
domain member category | : | conservation, |
definition | : | (physics) the maintenance of a certain quantities unchanged during chemical reactions or physical transformations (noun.cognition) |
domain member category | : | supersymmetry, |
definition | : | (physics) a theory that tries to link the four fundamental forces (noun.cognition) |
domain member category | : | quantum theory, |
definition | : | (physics) a physical theory that certain properties occur only in discrete amounts (quanta) (noun.cognition) |
domain member category | : | dynamical system, |
definition | : | (physics) a phase space together with a transformation of that space (noun.cognition) |
domain member category | : | chaos, |
definition | : | (physics) a dynamical system that is extremely sensitive to its initial conditions (noun.cognition) |
domain member category | : | collision, hit, |
definition | : | (physics) a brief event in which two or more bodies come together (noun.event) |
domain member category | : | gravitation wave, gravity wave, |
definition | : | (physics) a wave that is hypothesized to propagate gravity and to travel at the speed of light (noun.event) |
domain member category | : | oscillation, vibration, |
definition | : | (physics) a regular periodic variation in value about a mean (noun.event) |
domain member category | : | undulation, wave, |
definition | : | (physics) a movement up and down or back and forth (noun.event) |
domain member category | : | solitary wave, soliton, soliton wave, |
definition | : | (physics) a quantum of energy or quasiparticle that can be propagated as a traveling wave in nonlinear systems and is neither preceded nor followed by another such disturbance; does not obey the superposition principle and does not dissipate (noun.event) |
domain member category | : | transient, |
definition | : | (physics) a short-lived oscillation in a system caused by a sudden change of voltage or current or load (noun.event) |
domain member category | : | quantum jump, |
definition | : | (physics) an abrupt transition of an electron or atom or molecule from one quantum state to another with the emission or absorption of a quantum (noun.event) |
domain member category | : | recombination, |
definition | : | (physics) a combining of charges or transfer of electrons in a gas that results in the neutralization of ions; important for ions arising from the passage of high-energy particles (noun.event) |
domain member category | : | transmutation, |
definition | : | (physics) the change of one chemical element into another (as by nuclear decay or radioactive bombardment) (noun.event) |
domain member category | : | amplitude, |
definition | : | (physics) the maximum displacement of a periodic wave (noun.event) |
domain member category | : | node, |
definition | : | (physics) the point of minimum displacement in a periodic system (noun.location) |
domain member category | : | antinode, |
definition | : | (physics) the point of maximum displacement in a periodic system (noun.location) |
domain member category | : | wave front, wavefront, |
definition | : | (physics) an imaginary surface joining all points in space that are reached at the same instant by a wave propagating through a medium (noun.location) |
domain member category | : | couple, |
definition | : | (physics) something joined by two equal and opposite forces that act along parallel lines (noun.object) |
domain member category | : | quark, |
definition | : | (physics) hypothetical truly fundamental particle in mesons and baryons; there are supposed to be six flavors of quarks (and their antiquarks), which come in pairs; each has an electric charge of +2/3 or -1/3 (noun.object) |
domain member category | : | weakly interacting massive particle, wimp, |
definition | : | a hypothetical subatomic particle of large mass that interacts weakly with ordinary matter through gravitation; postulated as a constituent of the dark matter of the universe (noun.object) |
domain member category | : | physicist, |
definition | : | a scientist trained in physics (noun.person) |
domain member category | : | coriolis effect, |
definition | : | (physics) an effect whereby a body moving in a rotating frame of reference experiences the Coriolis force acting perpendicular to the direction of motion and to the axis of rotation; on Earth the Coriolis effect deflects moving bodies to the right in the northern hemisphere and to the left in the southern hemisphere (noun.phenomenon) |
domain member category | : | perturbation, |
definition | : | (physics) a secondary influence on a system that causes it to deviate slightly (noun.phenomenon) |
domain member category | : | atomic spectrum, |
definition | : | (physics) a spectrum of radiation caused by electron transitions within an atom; the series of spectrum lines is characteristic of the element (noun.phenomenon) |
domain member category | : | cohesion, |
definition | : | (physics) the intermolecular force that holds together the molecules in a solid or liquid (noun.phenomenon) |
domain member category | : | coriolis force, |
definition | : | (physics) a force due to the earth's rotation; acts on a body in motion (airplane or projectile) in a rotating reference frame; in a rotating frame of reference Newton's second law of motion can be made to apply if in addition to the real forces acting on a body a Coriolis force and a centrifugal force are introduced (noun.phenomenon) |
domain member category | : | energy, free energy, |
definition | : | (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs (noun.phenomenon) |
domain member category | : | power, |
definition | : | (physics) the rate of doing work; measured in watts (= joules/second) (noun.phenomenon) |
domain member category | : | work, |
definition | : | (physics) a manifestation of energy; the transfer of energy from one physical system to another expressed as the product of a force and the distance through which it moves a body in the direction of that force (noun.phenomenon) |
domain member category | : | force, |
definition | : | (physics) the influence that produces a change in a physical quantity (noun.phenomenon) |
domain member category | : | inertia, |
definition | : | (physics) the tendency of a body to maintain its state of rest or uniform motion unless acted upon by an external force (noun.phenomenon) |
domain member category | : | angular acceleration, |
definition | : | (physics) the rate of change of the angular velocity of a rotating body (noun.phenomenon) |
domain member category | : | angular velocity, |
definition | : | (physics) the rate of change of the angular position of a rotating body; usually expressed in radians per second or radians per minute (noun.phenomenon) |
domain member category | : | sympathetic vibration, |
definition | : | (physics) vibration produced by resonance (noun.phenomenon) |
domain member category | : | magnetic dipole moment, |
definition | : | (physics) a current loop gives rise to a magnetic field characteristic of a magnetic dipole (noun.phenomenon) |
domain member category | : | reluctance, |
definition | : | (physics) opposition to magnetic flux (analogous to electric resistance) (noun.phenomenon) |
domain member category | : | scintillation, |
definition | : | (physics) a flash of light that is produced in a phosphor when it absorbs a photon or ionizing particle (noun.phenomenon) |
domain member category | : | shear, |
definition | : | (physics) a deformation of an object in which parallel planes remain parallel but are shifted in a direction parallel to themselves (noun.phenomenon) |
domain member category | : | stress, |
definition | : | (physics) force that produces strain on a physical body (noun.phenomenon) |
domain member category | : | tension, |
definition | : | (physics) a stress that produces an elongation of an elastic physical body (noun.phenomenon) |
domain member category | : | strain, |
definition | : | (physics) deformation of a physical body under the action of applied forces (noun.phenomenon) |
domain member category | : | fundamental interaction, interaction, |
definition | : | (physics) the transfer of energy between elementary particles or between an elementary particle and a field or between fields; mediated by gauge bosons (noun.phenomenon) |
domain member category | : | color force, strong force, strong interaction, |
definition | : | (physics) the interaction that binds protons and neutrons together in the nuclei of atoms; mediated by gluons (noun.phenomenon) |
domain member category | : | weak force, weak interaction, |
definition | : | (physics) an interaction between elementary particles involving neutrinos or antineutrinos that is responsible for certain kinds of radioactive decay; mediated by intermediate vector bosons (noun.phenomenon) |
domain member category | : | absorption, |
definition | : | (physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium (noun.process) |
domain member category | : | diffusion, |
definition | : | (physics) the process in which there is movement of a substance from an area of high concentration of that substance to an area of lower concentration (noun.process) |
domain member category | : | nuclear reaction, |
definition | : | (physics) a process that alters the energy or structure or composition of atomic nuclei (noun.process) |
domain member category | : | relaxation, relaxation behavior, |
definition | : | (physics) the exponential return of a system to equilibrium after a disturbance (noun.process) |
domain member category | : | spallation, |
definition | : | (physics) a nuclear reaction in which a bombarded nucleus breaks up into many particles (noun.process) |
domain member category | : | modulus, |
definition | : | (physics) a coefficient that expresses how much of a specified property is possessed by a specified substance (noun.quantity) |
domain member category | : | gas constant, r, universal gas constant, |
definition | : | (physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole (noun.quantity) |
domain member category | : | metric, metric function, |
definition | : | a function of a topological space that gives, for any two points in the space, a value equal to the distance between them (noun.linkdef) |
domain member category | : | abundance, |
definition | : | (physics) the ratio of the number of atoms of a specific isotope of an element to the total number of isotopes present (noun.linkdef) |
domain member category | : | pencil, |
definition | : | a figure formed by a set of straight lines or light rays meeting at a point (noun.shape) |
domain member category | : | ground state, |
definition | : | (physics) the lowest energy state of an atom or other particle (noun.state) |
domain member category | : | absorber, |
definition | : | (physics) material in a nuclear reactor that absorbs radiation (noun.substance) |
domain member category | : | atom, |
definition | : | (physics and chemistry) the smallest component of an element having the chemical properties of the element (noun.substance) |
domain member category | : | molecule, |
definition | : | (physics and chemistry) the simplest structural unit of an element or compound (noun.substance) |
domain member category | : | acceleration, |
definition | : | (physics) a rate of increase of velocity (noun.time) |
domain member category | : | deceleration, |
definition | : | (physics) a rate of decrease in velocity (noun.time) |
domain member category | : | bombard, |
definition | : | direct high energy particles or radiation against (verb.change) |
domain member category | : | backscatter, |
definition | : | scatter (radiation) by the atoms of the medium through which it passes (verb.change) |
domain member category | : | transform, |
definition | : | increase or decrease (an alternating current or voltage) (verb.change) |
domain member category | : | transform, |
definition | : | convert (one form of energy) to another (verb.change) |
domain member category | : | disintegrate, |
definition | : | cause to undergo fission or lose particles (verb.change) |
domain member category | : | quench, |
definition | : | reduce the degree of (luminescence or phosphorescence) in (excited molecules or a material) by adding a suitable substance (verb.change) |
domain member category | : | flux, liquefy, liquify, |
definition | : | become liquid or fluid when heated (verb.change) |
domain member category | : | solidify, |
definition | : | become solid (verb.change) |
domain member category | : | solidify, |
definition | : | make solid or more solid; cause to solidify (verb.change) |
domain member category | : | decouple, |
definition | : | eliminate airborne shock waves from (an explosive) (verb.change) |
domain member category | : | polarise, polarize, |
definition | : | cause to vibrate in a definite pattern (verb.change) |
domain member category | : | electrify, |
definition | : | charge (a conductor) with electricity (verb.change) |
domain member category | : | depolarise, depolarize, |
definition | : | eliminate the polarization of (verb.change) |
domain member category | : | shear, |
definition | : | become deformed by forces tending to produce a shearing strain (verb.change) |
domain member category | : | quantise, quantize, |
definition | : | apply quantum theory to; restrict the number of possible values of (a quantity) or states of (a physical entity or system) so that certain variables can assume only certain discrete magnitudes that are integral multiples of a common factor (verb.cognition) |
domain member category | : | induce, induct, |
definition | : | produce electric current by electrostatic or magnetic processes (verb.creation) |
domain member category | : | translate, |
definition | : | subject to movement in which every part of the body moves parallel to and the same distance as every other point on the body (verb.motion) |
domain member category | : | attractive, |
definition | : | having the properties of a magnet; the ability to draw or pull (adj.all) |
domain member category | : | repulsive, |
definition | : | possessing the ability to repel (adj.all) |
domain member category | : | reversible, |
definition | : | capable of assuming or producing either of two states (adj.all) |
domain member category | : | uncharged, |
definition | : | of a particle or body or system; having no charge (adj.all) |
domain member category | : | miscible, mixable, |
definition | : | (chemistry, physics) capable of being mixed (adj.all) |
domain member category | : | critical, |
definition | : | at or of a point at which a property or phenomenon suffers an abrupt change especially having enough mass to sustain a chain reaction (adj.all) |
domain member category | : | noncritical, |
definition | : | not critical; not at a point of abrupt change (adj.all) |
domain member category | : | diabatic, |
definition | : | involving a transfer of heat (adj.all) |
domain member category | : | adiabatic, |
definition | : | occurring without loss or gain of heat (adj.all) |
domain member category | : | viscoelastic, |
definition | : | having viscous as well as elastic properties (adj.all) |
domain member category | : | fissile, fissionable, |
definition | : | capable of undergoing nuclear fission (adj.all) |
domain member category | : | nonfissionable, |
definition | : | not capable of undergoing fission (adj.all) |
domain member category | : | free, |
definition | : | unconstrained or not chemically bound in a molecule or not fixed and capable of relatively unrestricted motion (adj.all) |
domain member category | : | bound, |
definition | : | held with another element, substance or material in chemical or physical union (adj.all) |
domain member category | : | identical, |
definition | : | having properties with uniform values along all axes (adj.all) |
domain member category | : | aeolotropic, eolotropic, |
definition | : | having properties with different values along different axes (adj.all) |
domain member category | : | reactive, |
definition | : | participating readily in reactions (adj.all) |
domain member category | : | activated, excited, |
definition | : | (of e.g. a molecule) made reactive or more reactive (adj.all) |
domain member category | : | unreactive, |
definition | : | (chemistry) not reacting chemically (adj.all) |
domain member category | : | hyperfine, |
definition | : | extremely fine or thin, as in a spectral line split into two or more components (adj.all) |
domain member category | : | relativistic, |
definition | : | relating or subject to the special or the general theory of relativity (adj.pert) |
domain member category | : | fiducial, |
definition | : | used as a fixed standard of reference for comparison or measurement (adj.pert) |
domain member category | : | nuclear, |
definition | : | of or relating to or constituting the nucleus of an atom (adj.pert) |
domain member category | : | metastable, |
definition | : | (of physical systems) continuing in its present state of equilibrium unless sufficiently disturbed to pass to a more stable state of equilibrium (adj.pert) |
domain member category | : | quantal, quantized, |
definition | : | of or relating to a quantum or capable of existing in only one of two states (adj.pert) |
domain member category | : | dynamic, |
definition | : | of or relating to dynamics (adj.pert) |
domain member category | : | hydrodynamic, |
definition | : | of or relating to hydrodynamics (adj.pert) |
domain member category | : | aerodynamic, |
definition | : | of or relating to aerodynamics (adj.pert) |
domain member category | : | mesic, mesonic, |
definition | : | of or pertaining to a meson (adj.pert) |
domain member category | : | reversibly, |
definition | : | in a reversible manner (adv.all) |
derivation | : | physicist, |
definition | : | a scientist trained in physics (noun.person) |
derivation | : | physical, |
definition | : | relating to the sciences dealing with matter and energy; especially physics (adj.pert) |
domain member category | : | coherent, |
definition | : | (physics) of waves having a constant phase relation (adj.all) |
domain member category | : | incoherent, |
definition | : | (physics) of waves having no stable definite or stable phase relation (adj.all) |
domain member category | : | chaotic, |
definition | : | of or relating to a sensitive dependence on initial conditions (adj.pert) |
derivation | : | physicist, |
definition | : | a scientist trained in physics (noun.person) |
derivation | : | physical, |
definition | : | relating to the sciences dealing with matter and energy; especially physics (adj.pert) |
domain member category | : | coherent, |
definition | : | (physics) of waves having a constant phase relation (adj.all) |
domain member category | : | incoherent, |
definition | : | (physics) of waves having no stable definite or stable phase relation (adj.all) |
domain member category | : | chaotic, |
definition | : | of or relating to a sensitive dependence on initial conditions (adj.pert) |
Visual ArtiKata
Explore natural philosophy in ArtiKata.com >