usage: the act of taking possession of or power over something; "his assumption of office coincided with the trouble in Cuba"; "the Nazi assumption of power in 1934"; "he acquired all the company's assets for ten million dollars and the assumption of the company's debts"
Verb
1. claim, lay claim, arrogate, request, bespeak, call for, quest
usage: demand as being one's due or property; assert one's right or title to; "He claimed his suitcases at the airline counter"; "Mr. Smith claims special tax exemptions because he is a foreign resident"