GLACIAL EPOCH • E-FREE TRANSLATION.COM • Definition of Glacial epoch

Add this Dictionary
to your website!
See more options...

/glˈeɪʃəl ˈɛpək/ Listen

adjective

Glacial adj.

Pertaining to ice or to its action; consisting of ice; frozen; icy; esp., pertaining to glaciers; as, glacial phenomena.

(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 Glacial 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 Glacial hypothesis. (Geol.) See Glacier theory, under Glacier.

See images of 'Glacial epoch'

Etymology of 'Glacial epoch'

Collaborative International Dictionary of English 0.48

Share |

"Glacial epoch" Quotes from Famous Books

... the condition of dry land when the eruptions commenced, in this condition they continued in the main throughout the period of volcanic activity. But the eruptions had scarcely ceased, and the lava floods and dykes become consolidated, before the succeeding glacial epoch set in; when the snows and glaciers of the Scottish Highlands gradually descending from their original mountain heights, and spreading outwards in all directions, ultimately enveloped the whole of the region we are now considering until it ...

— Volcanoes: Past and Present • Edward Hull