I. (ˈ)dē, də̇+ adjective
Etymology: alteration (influenced by English crescent ) (II) of earlier decressant, probably from Anglo-French, present participle of decresser to decrease, probably modification of (assumed) Anglo-French decreistre (3d person plural present indicative decreissent ), from Latin decrescere
1. : becoming less by gradual diminution : decreasing
2. of the moon
a. : waning
b. heraldry : having the horns pointing to the sinister
II. noun
( -s )
Etymology: alteration (influenced by English crescent ) (I) of earlier decressant, probably from (assumed) Anglo-French decressant decrescent moon, from Anglo-French decressant, present participle of decresser to decrease
: a decrescent moon