Definition of Glaceal
Gla"cial (?), a. [L. glacialis,
from glacies ice: cf. F. glacial.] 1.
Pertaining to ice or to its action; consisting of ice; frozen;
icy; esp., pertaining to glaciers; as, glacial
phenomena. Lyell.
2. (Chem.) Resembling ice; having the
appearance and consistency of ice; -- said of certain solid
compounds; as, glacial phosphoric or acetic acids.
Glacial acid (Chem.), an acid of such
strength or purity as to crystallize at an ordinary temperature, in
an icelike form; as acetic or carbolic acid. -- Glacial
drift (Geol.), earth and rocks which have been
transported by moving ice, land ice, or icebergs; bowlder drift.
-- Glacial epoch or period
(Geol.), a period during which the climate of the modern
temperate regions was polar, and ice covered large portions of the
northern hemisphere to the mountain tops. --
Glacial theory or hypothesis.
(Geol.) See Glacier theory, under
Glacier.
- Webster's Unabridged Dictionary (1913)
- of, or relating to glaciers
- We examined the glacial deposits
- suggesting the slow speed of a glacial
- Work on the new dictionary proceeded at a glacial pace
- cold and icy
- After the rain and frost, the pavements were glacial
- having the appearance of ice
- On cold days, glacial acetic acid will freeze in the bottle
- cool and unfriendly
- He gave me a glacial stare
- (geology) of the Pleistocene period dominated by the presence of glaciers
- The Nuttall Encyclopedia
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The correct Spelling of this word is: Glacial
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