verb (used without object), waned, wan·ing.
- to decrease in strength, intensity, etc.: Daylight waned, and night came on. Her enthusiasm for the cause is waning.
- to decline in power, importance, prosperity, etc.: Colonialism began to wane after World War II.
- to draw to a close; approach an end: Summer is waning.
- (of the moon) to decrease periodically in the extent of its illuminated portion after the full moon.Compare wax2(def 2).
- a gradual decrease or decline in strength, intensity, power, etc.
- the drawing to a close of life, an era, a period, etc.
- the waning of the moon.
- a period of waning.
- a defect in a plank or board characterized by bark or insufficient wood at a corner or along an edge, due to the curvature of the log.
- on the wane, decreasing; diminishing: The popularity of that song is on the wane.
- (of the moon) to show a gradually decreasing portion of illuminated surface, between full moon and new moonCompare wax 2 (def. 2)
- to decrease gradually in size, strength, power, etc
- to draw to a close
- a decrease, as in size, strength, power, etc
- the period during which the moon wanes
- the act or an instance of drawing to a close
- a rounded surface or defective edge of a plank, where the bark was
- on the wane in a state of decline
v.Old English wanian “make or become smaller gradually,” from Proto-Germanic *wanojanan (cf. Old Saxon wanon, Old Norse vana, Old Frisian wania, Middle Dutch waenen, Old High German wanon “to wane, to grow less”), from *wano- “lacking,” from PIE *we-no-, from root *eue- “to leave, abandon, give out” (see vain). Related: Waned; waning; wanes. see wax and wane.