Meanings
nounwaning moon (plural waning moons)
plural waning moons
- 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.
Synonyms & antonyms
Opposite
Origin
From waning + moon. Compare Middle English waynynge of the mone, wanynge of þe mone (literally “waning of the moon”).
Full word history & related roots →Translations
Catalan lluna minvant
- lluna minvantmoon as it progresses from full moon to a new moon
Danish aftagende måne
- aftagende månemoon as it progresses from full moon to a new moon
Dutch afnemende maan, wanende maan
- afnemende maanmoon as it progresses from full moon to a new moon
- wanende maanmoon as it progresses from full moon to a new moon
Finnish vähenevä kuu, alakuu
- vähenevä kuumoon as it progresses from full moon to a new moon
- alakuumoon as it progresses from full moon to a new moon
French lune décroissante
- lune décroissantemoon as it progresses from full moon to a new moon
German abnehmender Mond
- abnehmender Mondmoon as it progresses from full moon to a new moon
Hindi क्षीणचंद्र
- क्षीणचंद्र (kṣīṇcandra)moon as it progresses from full moon to a new moon
Italian luna calante
- luna calantemoon as it progresses from full moon to a new moon
Latin luna decrescens, luna senescens
- luna decrescensmoon as it progresses from full moon to a new moon
- luna senescensmoon as it progresses from full moon to a new moon
Persian هلال کاهنده
- هلال کاهنده (helâl-e kâhande)moon as it progresses from full moon to a new moon
Portuguese lua minguante
- lua minguantemoon as it progresses from full moon to a new moon
Russian убывающая луна
- убывающая луна (ubyvajuščaja luna)moon as it progresses from full moon to a new moon
Spanish luna menguante
- luna menguantemoon as it progresses from full moon to a new moon
Swedish avtagande måne
- avtagande månemoon as it progresses from full moon to a new moon
Tamil தேய்பிறை
- தேய்பிறை (tēypiṟai)moon as it progresses from full moon to a new moon
Cite this entry
APA
waning moon. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/waning%20moon
MLA
“waning moon.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/waning%20moon. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “waning moon,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/waning%20moon.
Source: waning moon on Wiktionary, CC BY-SA 4.0.