Investiture refers to the act of officially giving someone a position of authority or power, such as being appointed or installed into a role or title. Full definition
In the Septuagint this term is used almost exclusively in Exodus and Leviticus and refers to the consecration or «sacrifice of investiture of a priest». (faith.org.uk)
Governor General David Johnston presided over an Order of Canada investiture ceremony at Rideau Hall in Ottawa on Friday. (canadianlawyermag.com)
«At her first investiture as Queen, the very first decoration she presented was a Victoria Cross for heroism in the Korean war. (politics.co.uk)