waning moon

English dictionary entry

Meanings

noun
  1. A moon (usually the Moon, that is, Earth's moon) when it appears smaller each night as it progresses from a full moon to a new moon: a moon in any of the diminishing lunar phases.

Word forms

waning moon waning moons

Etymology

From waning + moon. Compare Middle English waynynge of the mone, wanynge of þe mone (literally “waning of the moon”).

Antonyms

Related words

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