noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any halogenated derivative of methane containing both chlorine and fluorine; but especially CH₂ClF, sometimes used as a refrigerant. countable, uncountable

Etymology

From chloro- + fluoro- + methane.

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