(1) Period of time during an ice age when glaciers advance because of colder temperatures. (2) Involving glaciers and moving ice. Usually pertaining to processes associated with glaciers.

Pertaining to the environment of deposition by glaciers.

1650s, "cold, icy," from French glacial or directly from Latin glacialis "icy, frozen, full of ice," from glacies "ice," probably from a suffixed form of PIE root *gel- ( [..]

Ejaculating on one's face, outside, whilst temperatures are below the freezing mark.

A series of quick, overwhelming, and disturbing games that requires one to toss a fruit salad and then pour mangos onto the body of a super hot turnip.

Increbibly dim-witted, slow to an extreme. The light is on, but no one's home.

cooler than cool, so cool it's frozen, icy (in a good way) *posotive connotation

An absolute love for ice or a form of frost. Essentially the polar opposite of a Pyro (a real pyro, not the stupid idiots who claim to be because they like to light the campfire and make a big deal ab [..]

The speed at which all logical legislation and rulemaking occur. Speed which equates to the glaciers' advancement and receession in the last ice age.

having to do with glaciers.

Pertaining to ice, especially in great masses, such as sheets of land ice or glaciers. Pertaining to an interval of geologic time that was marked by an equatorward advance of ice during an ice age; th [..]

adj. Icy, or icily cold.

of or pertaining to: or         a cooler period of climate during which glaciers advance (ice age)

a period during which the climate of the modern temperate regions was polar, and ice covered large portions of the northern hemisphere.

(adj) relating to or derived from a glacier(adj) devoid of warmth and cordiality; expressive of unfriendliness or disdain(adj) extremely cold

glass-like, crystallized. This usage persists in terms such as glacial acetic acid and glacial phosphoric acid.

Applied to deposits, sands and gravels that are out-wash of glacier sheets.

Of or pertaining to a glacier.

of, or relating to glaciers We examined the glacial deposits. (figuratively) very slow * '''2010''', "Under the volcano", ''The Economist'', 16 Oct 2010: *: Progress on judicial reform has bee [..]