An investiture ceremony is a formal event where someone is given an important role or position, usually accompanied by a special robe or other symbol of authority. Full definition
Governor General David Johnston presided over an Order of Canada investiture ceremony at Rideau Hall in Ottawa on Friday. (canadianlawyermag.com)
«It is for this noble reason that our organisation felt to celebrate the state and Mr. Governor on this investiture ceremony as a sign of appreciation towards making education the bedrock of development. (nigeriapoliticsonline.com)
In each rank, recipients would get a handsome medal at an investiture ceremony and letters after their name. (politics.co.uk)