Pronunciation: (klôr"ō-floor"ō-meth'ān, -flôr"-; klōr"ō-floor"ō-meth'ān, -flōr"-), [key]
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. Cf. chlorofluorocarbon.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.