Index of English words, starting with "ur"

(1) - Urethane (n.) 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.

(1) - Urethra (n.) The canal by which the urine is conducted from the bladder and discharged.