GLACIALLY

glacially

(adverb) by a glacier; “glacially deposited material”

Source: WordNet® 3.1

Etymology

Adverb

glacially (comparative more glacially, superlative most glacially)

(geology) Through glacial action. [from 19th c.]

In a (literally or figuratively) icy manner; icily. [from 19th c.]

With the speed of a glacier; very slowly. [from 20th c.]

Source: Wiktionary

GLACIAL

Gla"cial, a. Etym: [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.)

Definition: 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.

Source: Webster’s Unabridged Dictionary 1913 Edition