cerulean

The word of the day is cerulean, pronounced suh-ROO-lee-un. Cerulean is an adjective describing a sky-blue color. It evokes the clear blue of a cloudless sky. The word is often used in literature to create vivid imagery. An example is describing a cerulean lake or sea. Cerulean originates from the Latin word "caeruleus," meaning "dark blue." This Latin word is likely derived from "caelum," meaning "sky." The word's sibilant sound adds to its evocative quality. Cerulean is similar to azure, another word for sky-blue.