Gla"ci*ate (?), v. i. [L. glaciatus, p. p. of glaciare to freeze, fr. glacies ice.] To turn to ice.

Gla"ci*ate, v. t. 1. To convert into, or cover with, ice.

2. (Geol.) To produce glacial effects upon, as in the scoring of rocks, transportation of loose material, etc.

Glaciated rocks, rocks whose surfaces have been smoothed, furrowed, or striated, by the action of ice.