"being, existing, or turning up everywhere," 1800, from ubiquity + -ous. The earlier word was ubiquitary (c. 1600), from Modern Latin ubiquitarius, from ubique (see ubiquity). Related: Ubiquitously; ubiquitousness.
U.K.
U.N.
U-bahn
ubeity
ubi
ubiquitous
ubiquity
U-boat
udder
UFO
ufology