adj, noun ·3 syllables ·Rare ·Advanced level

Definitions

Noun

1. 1
   A substance, such as glycol, used to lower the freezing point of water. countable, uncountable
2. 2
   a liquid added to the water in a cooling system to lower its freezing point wordnet
3. 3
   Automotive antifreeze, a solution of ethylene glycol, used as an additive to water or a replacement for water, in the radiator of a motorcar. countable, uncountable
4. 4
   A deicer, a heated glycol solution used to remove ice from the aerodynamic surfaces of an airplane, and to prevent icing while on the tarmac. countable, uncountable

Adjective

1. 1
   Of or pertaining to such a substance.

Synonyms

All synonyms

alcohol

Example

More examples

"Sami filled a glass with antifreeze."

Etymology

From anti- + freeze.

Related phrases

ethylene glycolfreezing point

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.