/yoor"euh thayn'/ , n. Chem.
1. any derivative of carbamic acid having the formula CH 2 NO 2 R.
2. Also called ethyl carbamate, ethyl urethane . a white, crystalline, water-soluble powder, C 3 H 7 NO 2 : used chiefly as a solvent, in organic synthesis, as a fungicide and pesticide, and formerly in cancer treatment.
Also, urethan /yoor"euh than'/ .
[ uréthane (1833); see UREA, ETHANE ]