Overview of noun cerulean

The noun cerulean has 1 sense

• azure, cerulean, sapphire, lazuline, sky-blue -- (a light shade of blue)

Overview of adj cerulean

The adj cerulean has 1 sense

• azure, cerulean, sky-blue, bright blue -- (of a deep somewhat purplish blue color similar to that of a clear October sky; "October's bright blue weather")