Reversionary adj. (Law) Of or pertaining to a reversion; involving a reversion; to be enjoyed in succession, or after the termination of a particular estate; as, a reversionary interest or right.
... stated, owed his fishy title to the fact that he once possessed a Wealthy Relative of the name of Haddon. With far-sighted reversionary intent his mother, a Mrs. Berners nee Seymour Stukeley, had christened ... — Snake and Sword - A Novel • Percival Christopher Wren