coronation

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The act or ceremony of crowning a sovereign or the sovereign's consort.

from The Century Dictionary.

• noun The act or ceremony of investing with a crown, as a sovereign or the consort of a sovereign.
• noun The scene or spectacle of a coronation.
• noun In the Gr. Ch., the sacrament of matrimony; especially, that part of the marriage service which constitutes the nuptials, as distinguished from the preliminary office of betrothal.
• noun The carnation, Dianthus Caryophyllus. See carnation, 3.

from the GNU version of the Collaborative International Dictionary of English.

• noun The act or solemnity of crowning a sovereign; the act of investing a prince with the insignia of royalty, on his succeeding to the sovereignty.
• noun The pomp or assembly at a coronation.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The act or solemnity of crowning a sovereign; the act of investing a prince with the insignia of royalty, on his succeeding to the sovereignty.
• noun The pomp or assembly at a coronation.
• noun slang, sarcastic An uncontested party leadership election.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the ceremony of installing a new monarch