10 letters · 20 points in Scrabble
noun a volatile liquid haloform (CHCl3); formerly used as an anesthetic
verb anesthetize with chloroform
originBorrowed from French chloroforme, portmanteau of terchloride (tertiary chloride, trichloride) and formyle (CH, an obsolete radical of formic acid) by Jean-Baptiste Dumas, from 1834. By surface analysis, chloro- + -form.
Etymology from Wiktionary, CC BY-SA 3.0