clair de lune

noun

¦kla(a)rdᵊl¦ün,

-ler-

plural clair de lunes

1

: a pale blue or green-blue glaze used on porcelain

also : porcelain of this color

2

: a bluish gray that is greener and paler than average dusk (see dusk sense 3a), lighter than Medici blue, and stronger than puritan gray

Word History

Etymology

French, literally, moonlight

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