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: U- U. U3 Ua Ub Uc Ud Uf Ug Uh Ui Uk Ul Um Un Up Ur Us Ut Uu Uv Uw Ux Uy Uz

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WORDNET DICTIONARY
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OXFORD DICTIONARY

urethane

Noun

u=re=thane

WORDNET 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)

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