ALKALINE

alkaline, alkalic

(adjective) relating to or containing an alkali; having a pH greater than 7; “alkaline soils derived from chalk or limestone”

Source: WordNet® 3.1

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Etymology

Adjective

alkaline (comparative more alkaline, superlative most alkaline)

Of, or relating to an alkali, one of a class of caustic bases.

(chemistry) Having a pH greater than 7.

Synonyms

• (chemistry): basic

Antonyms

• (chemistry): acidic

Noun

alkaline (plural alkalines)

An alkaline battery.

Source: Wiktionary

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Al"ka*line, a. Etym: [Cf. F. alcalin.]

Definition: Of or pertaining to an alkali or to alkalies; having the properties of an alkali. Alkaline earths, certain substances, as lime, baryta, strontia, and magnesia, possessing some of the qualities of alkalies.

– Alkaline metals, potassium, sodium, cæsium, lithium, rubidium.

– Alkaline reaction, a reaction indicating alkalinity, as by the action on limits, turmeric, etc.

Source: Webster’s Unabridged Dictionary 1913 Edition

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