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.
Etymology: G, f. Potenz power + H (symbol for hydrogen)

Useful english dictionary. 2012.

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.