/ Dictionary / Index A alkalescent: Meaning and Definition of Find definitions for: al•ka•les•cent Pronunciation: (al"ku-les'unt), [key] — adj. tending to become alkaline; slightly alkaline. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: alkalescent (Thesaurus) alkalemia alkali Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language