Definition of "ultramarine" in Englisch

adjective

1. (archaic) Beyond the sea.

2. Of a brilliant dark blue or slightly purplish color like that of the pigment (noun sense 1).

noun

1. In full ultramarine blue: a brilliant blue pigment traditionally made from ground-up lapis lazuli, and now usually either extracted from mineral deposits or made synthetically.

2. A brilliant dark blue or slightly purplish colour like that of the pigment.