/ Dictionary / Index I inaugurate: Meaning and Definition of Find definitions for: in•au•gu•rate Pronunciation: (in-ô'gyu-rāt", -gu-), [key] — -rat•ed, -rat•ing. to make a formal beginning of; initiate; commence; begin: The end of World War II inaugurated the era of nuclear power. to induct into office with formal ceremonies; install. to introduce into public use by some formal ceremony: Airmail service between Washington, D.C., and New York City was inaugurated in 1918. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: inaugurate (Thesaurus) inaugural inauguration Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language