transcription, транскрипция: [ ˈka-lə-məl, -ˌmel ]
noun
Etymology: probably from New Latin * calomelas, from Greek kalos beautiful + melas black — more at melan-
Date: 1676
: a white tasteless compound Hg 2 Cl 2 used especially as a component of laboratory electrodes, as a fungicide, and formerly in medicine as a purgative — called also mercurous chloride