Topic: COLOURS
| Date: | 1600-1700 |
| Language: | Latin |
| Origin: | caeruleus 'dark blue', probably from caelum; CELESTIAL |
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ce‧ru‧le‧an
also cerulean blue [uncountable] literary
also cerulean blue [uncountable] literaryCC a deep blue colour like a clear sky
—cerulean adjective

