urethane

Noun

u=re=thane

CIDE DICTIONARY

urethane, n. [F. uréthane. See Urea; Ether.].

A white crystalline substance, NH2.CO.OC2H5, produced by the action of ammonia on ethyl carbonate or by heating urea nitrate and ethyl alcohol. It is used as a hypnotic, antipyretic, and antispasmodic. Hence, any ester of carbamic acid. [Webster 1913 Suppl.]
same as polyurethane. [PJC]

urethane, n. Chem. a crystalline amide, ethyl carbamate, used in plastics and paints.

Etymology

F ur{eacute}thane (as UREA, ETHANE)

For further exploring for "urethane" in Webster Dictionary Online

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