Gā-le-a, n.

noun

n. [Lat., helmet.] 1. (Bot.) The upper or helmet-shaped part of a labiate flower.

(Anat.) The innermost of the membranes which inclose the fetus in the uterus; the amnion.
(Surg.) A kind of bandage for the head.
(Pathol.) Headache extending all over the head.
(Geol.) A genus of fossil echini, having a vaulted, helmet-shaped shell.
(Bot.) The upper lip of a labiate flower.