Webster’s Revised Unabridged Dictionary · 1913
Pileate
Pi′le·ate, Pi′le·a′ted, a. [L. pileatus, fr. pileus a felt cap or hat.] 1. Having the form of a cap for the head.
2. (Zoöl.) Having a crest covering the pileus, or whole top of the head.
Pileated woodpecker (Zoöl.), a large American woodpecker (Ceophloeus pileatus). It is black, with a bright red pointed crest. Called also logcock, and woodcock.