decrescent

enUK

de·cres·cent

D0081900 (dĭ-krĕs′ənt)adj. Becoming gradually less; waning.
[Latin dēcrēscēns, dēcrēscent-, present participle of dēcrēscere, to decrease; see decrease.]

decrescent

(dɪˈkrɛsənt) adj (Astronomy) (esp of the moon) decreasing; waning[C17: from Latin dēcrescēns growing less; see decrease] deˈcrescence n

de•cres•cent

(dɪˈkrɛs ənt)

adj. waning; diminishing; decreasing. [1600–10; < Latin dēcrēscent-, s. of dēcrēscēns, present participle of dēcrēscere to decrease; see -ent] de•cres′cence, n.