Of, or relating to glaciers. / (figuratively) Very slow. / Cold and icy. / Having the appearance of ice. / (figuratively) Cool and unfriendly.

A glacial period (colloquially known as an ice age).

(geology) Through glacial action. / In a (literally or figuratively) icy manner; icily. / With the speed of a glacier; very slowly.

(geology) Of the Pleistocene period dominated by the presence of glaciers.

plural of glacial

The condition of being glacial

The theory of the glacialists.

simple past tense and past participle of glacialize

present participle of glacialize

(transitive, intransitive) To make or become chilly or unwelcoming.