U*reth"ane, n. (Chem.)
Definition: A white crystalline substance, NH2.CO.OC2H5, produced by the action of ammonia on ethyl carbonate. It is used somewhat in medicine as a hypnotic. By extension, any one of the series of related substances of which urethane proper is the type.
Source: Webster’s Unabridged Dictionary 1913 Edition
28 November 2024
(noun) the fusion of originally different inflected forms (resulting in a reduction in the use of inflections)
Decaffeinated coffee is not caffeine-free. Studies from the National Institute of Health (US) have shown that virtually all decaf coffee types contain caffeine. A 236-ml (8-oz) cup of decaf coffee contains up to 7 mg of caffeine, whereas a regular cup provided 70-140 mg.
