əˈtərnmənt noun
( -s )
Etymology: Middle French atornement, from Old French, from atorner + -ment
1. : the act of a feudatory, vassal, or tenant by which he consents upon the alienation of an estate to receive a new lord or superior and transfers to him his homage and service : the agreement or acknowledgment by a tenant that he holds his tenement of a new person as landlord
2. : the acknowledgment by a bailee that he holds a property on behalf of a new party