Definitions for: Alkaline


[adj] (chemistry) relating to or containing an alkali; having a pH greater than 7; "alkaline soils derived from chalk or limestone"



Webster (1913) Definition: Al"ka*line (?; 277), a. [Cf. F. alcalin.]
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, c[ae]sium, lithium,
rubidium.

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

Synonyms: alcalescent, alkalescent, alkalic, base-forming, basic

Antonyms: acidic, amphiprotic, amphoteric

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