Webster's Revised Unabridged Dictionary · 1913

Galeate

Galeate , adjective

[Latin galeatus, past participle of galeare helmet.]

1.
Wearing a helmet; protected by a helmet; covered, as with a helmet.
2.
(Biology) Helmeted; having a helmetlike part, as a crest, a flower, etc.; helmet-shaped.

Also: Galeated