Lunate \Lu"nate\, Lunated \Lu"na*ted\, a. [L. lunatus crescent-shaped, p. p. of lunare to bend like a crescent, fr. luna the moon.] Crescent-shaped; resembling the crescent moon; as, a lunate leaf; a lunate beak; a lunated cross. --Gray. Syn: lunular, bicephalous, crescent(prenominal), crescent-shaped. [1913 Webster]