Dictionary.com
definitions

anti-icer

[an-tee-ahy-ser]
noun
  1. a device used to prevent the forming of ice, as on an airplane propeller.
  2. a fluid used in such a device.

Origin of anti-icer

First recorded in 1930–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for anti-icer

anti-icer

noun
  1. a device fitted to an aircraft to prevent the formation of iceCompare de-icer
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012