decrescent

[ dih-kres-uh nt ]
/ dɪˈkrɛs ənt /

adjective

diminishing; decreasing.
waning, as the moon.

Origin of decrescent

1600–10; < Latin dēcrēscent- (stem of dēcrēscēns), present participle of dēcrēscere to decrease; see -ent
Related formsde·cres·cence, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for decrescent

decrescent

/ (dɪˈkrɛsənt) /

adjective

(esp of the moon) decreasing; waning
Derived Formsdecrescence, noun

Word Origin for decrescent

C17: from Latin dēcrescēns growing less; see decrease
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012