cyaneous

[sahy-an-ee-uh s]

adjective

deep blue; cerulean.

Origin of cyaneous

1680–90; < Latin cyaneus < Greek kyáneos. See cyan-¹, -eous

Related formssub·cy·an·e·ous, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018