microorganism
English Thesaurus
1. any organism of microscopic size (noun.animal)
hypernym | : | being, organism, |
definition | : | a living thing that has (or can develop) the ability to act or function independently (noun.tops) |
hyponym | : | monad, |
definition | : | (biology) a single-celled microorganism (especially a flagellate protozoan) (noun.animal) |
hyponym | : | intestinal flora, |
definition | : | harmless microorganisms (as Escherichia coli) that inhabit the intestinal tract and are essential for its normal functioning (noun.animal) |
hyponym | : | virus, |
definition | : | (virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein (noun.animal) |
hyponym | : | moneran, moneron, |
definition | : | organisms that typically reproduce by asexual budding or fission and whose nutritional mode is absorption or photosynthesis or chemosynthesis (noun.animal) |
hyponym | : | bacteria, bacterium, |
definition | : | (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered to be plants (noun.animal) |
hyponym | : | bug, germ, microbe, |
definition | : | a minute life form (especially a disease-causing bacterium); the term is not in technical use (noun.animal) |
hyponym | : | pathogen, |
definition | : | any disease-producing agent (especially a virus or bacterium or other microorganism) (noun.animal) |
hyponym | : | protoctist, |
definition | : | any of the unicellular protists (noun.animal) |
hyponym | : | protist, protistan, |
definition | : | free-living or colonial organisms with diverse nutritional and reproductive modes (noun.animal) |
hyponym | : | microflora, |
definition | : | microscopic plants; bacteria are often considered to be microflora (noun.plant) |
part holonym | : | pilus, |
definition | : | hairlike structure especially on the surface of a cell or microorganism (noun.animal) |
domain category | : | flora, plant, plant life, |
definition | : | (botany) a living organism lacking the power of locomotion (noun.tops) |
domain member category | : | virulence, virulency, |
definition | : | extreme harmfulness (as the capacity of a microorganism to cause disease) (noun.attribute) |
domain member category | : | transmitter, vector, |
definition | : | any agent (person or animal or microorganism) that carries and transmits a disease (noun.object) |
domain member category | : | highly infective, |
definition | : | (of a microorganism) extremely infective (adj.all) |
domain member category | : | motile, |
definition | : | (of spores or microorganisms) capable of movement (adj.all) |
domain member category | : | immotile, nonmotile, |
definition | : | (of spores or microorganisms) not capable of movement (adj.all) |
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