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Definition of Ph scale
1. Noun. (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).
Exact synonyms: Ph
Generic synonyms: Hydrogen Ion Concentration
Specialized synonyms: Acidity, Alkalinity, Neutrality
Category relationships: Chemical Science, Chemistry
Generic synonyms: Hydrogen Ion Concentration
Specialized synonyms: Acidity, Alkalinity, Neutrality
Category relationships: Chemical Science, Chemistry
Medical Definition of Ph scale
1. The negative logarithm of the hydrogen ion concentration, used as a scale for expressing acidity and alkalinity. See: pH. Synonym: pH scale. (05 Mar 2000)
Lexicographical Neighbors of Ph Scale
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