ph
English Thesaurus
1. (from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 is neutral and greater than 7 is more basic and less than 7 is more acidic) (noun.attribute)
| hyponym | : | acidity, |
| definition | : | pH values below 7 (noun.attribute) |
| hyponym | : | alkalinity, |
| definition | : | pH values above 7 (noun.attribute) |
| hyponym | : | neutrality, |
| definition | : | pH value of 7 (noun.attribute) |
| domain category | : | chemical science, chemistry, |
| definition | : | the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions (noun.cognition) |
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