Of, or relating to an alkali, one of a class of caustic bases. / (chemistry) Having a pH greater than 7.

An alkaline battery.

plural of alkaline

(chemistry) In an alkaline manner.

(chemistry) The state of being, or the degree to which a thing is, alkaline.

plural of alkalinity

present participle of alkalinize

The conversion of something to an alkali. / The process of becoming more alkaline.

To convert, or be converted, to an alkali

Third-person singular simple present indicative form of alkalinize