Definitions for "Glacial"
Keywords:  glacier, icy, frigid, interglacial, ice
Pertaining to ice or to its action; consisting of ice; frozen; icy; esp., pertaining to glaciers; as, glacial phenomena.
Resembling ice; having the appearance and consistency of ice; -- said of certain solid compounds; as, glacial phosphoric or acetic acids.
Pertaining to ice, especially in great masses such as sheets of land ice or glaciers.
glass-like, crystallized. This usage persists in terms such as glacial acetic acid and glacial phosphoric acid.
A term applied to a number of acids, which, in a highly pure state, have a freezing point slightly below room temperature.