deicer

or de-ic·er

[ dee-ahy-ser ]
/ diˈaɪ sər /

noun

a device or a chemical substance for preventing or removing ice.

Origin of deicer

First recorded in 1930–35; deice + -er1

British Dictionary definitions for de-icer

de-icer
/ (diːˈaɪsə) /

noun

a mechanical or thermal device designed to melt or stop the formation of ice on an aircraft, usually fitted to the aerofoil surfaces Compare anti-icer
a chemical or other substance used for this purpose, esp an aerosol that can be sprayed on car windscreens to remove ice or frost