(colloquial) One accustomed to a city or urban lifestyle or unsuited to life in the country.

(anatomy) The part of the male urethra that runs almost vertically through the prostate gland from its base to its apex.

plural of uracilation

(medicine) A sensory phenomenon associated with Tourette syndrome and other tic disorders

(historical) A German project during World War II to research nuclear technology, including nuclear weapons and nuclear reactors.

(obsolete, Britain, thieves' cant, derogatory, rare) Ireland.

Eucalyptus urnigera, a Tasmanian tree with urn-shaped fruit.

plural of urn tree

(Indian politics, derogatory, slang) a liberal or a leftist.

plural of urinary cast