icecap

[ ahys-kap ]
/ ˈaɪsˌkæp /

noun

a thick cover of ice over an area, sloping in all directions from the center.

Origin of icecap

First recorded in 1850–55; ice + cap1

British Dictionary definitions for icecap

icecap
/ (ˈaɪsˌkæp) /

noun

a thick mass of glacial ice and snow that permanently covers an area of land, such as either of the polar regions or the peak of a mountain

Scientific definitions for icecap

icecap
[ īskăp′ ]

A dome-shaped body of ice and snow that covers a mountain peak or a large area and spreads out under its own weight. Ice caps have an area of less than 50,000 square km (19,500 square mi). Compare ice sheet.
A polar cap.