n. Chem. a logarithm of the reciprocal of the hydrogen-ion concentration in moles per litre of a solution, giving a measure of its acidity or alkalinity.
[ G, f. Potenz power + H (symbol for hydrogen) ]
n. Chem. a logarithm of the reciprocal of the hydrogen-ion concentration in moles per litre of a solution, giving a measure of its acidity or alkalinity.
[ G, f. Potenz power + H (symbol for hydrogen) ]
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012