Wordnet 3.0
NOUN (1)
1.
an organ shaped like a helmet;
usually a vaulted and enlarged petal as in Aconitum;
The Collaborative International Dictionary of English v.0.48:
Galea \Ga"le*a\, n. [L., a helmet.]
1. (Bot.) The upper lip or helmet-shaped part of a labiate
flower.
[1913 Webster]
2. (Surg.) A kind of bandage for the head.
[1913 Webster]
3. (Pathol.) Headache extending all over the head.
[1913 Webster]
4. (Paleon.) A genus of fossil echini, having a vaulted,
helmet-shaped shell.
[1913 Webster]
5. (Zool.) The anterior, outer process of the second joint of
the maxillae in certain insects.
[1913 Webster]
WordNet (r) 3.0 (2006):
galea
n 1: an organ shaped like a helmet; usually a vaulted and
enlarged petal as in Aconitum