chlorofluoromethane

[ klawr-oh-floor-oh-meth-eyn, -flawr-; klohr-oh-floor-oh-meth-eyn, -flohr- ]
/ ˌklɔr oʊˌflʊər oʊˈmɛθ eɪn, -ˌflɔr-; ˌkloʊr oʊˌflʊər oʊˈmɛθ eɪn, -ˌfloʊr- /

noun

any of a series of gaseous or volatile methanes substituted with chlorine and fluorine and containing little or no hydrogen: used as refrigerants and, formerly, as aerosol propellants until scientists became concerned about depletion of the atmospheric ozone layer.

QUIZZES

DON’T VACILLATE! VANQUISH THIS WORD OF THE DAY QUIZ!

It’d be a real faux pas to miss this quiz on the words from August 3–9, 2020!
Question 1 of 7
What does “vacillate” mean?

Origin of chlorofluoromethane

First recorded in 1960–65; chloro-2 + fluoro- + methane
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020