Added 8 October 2026 vaulting noun Categories: ThingsActionsRare Words noun ! Definition from WordNet 3.1, Princeton University. More about vaulting at Wordnik → Where our words come from → (architecture) a vaulted structure. arches and vaulting A light leap by a horse in which both hind legs leave the ground before the forelegs come down. adjective Revealing excessive self-confidence; reaching for the heights. vaulting ambition Related Words: boldoverreachingcurvetconcamerationliernearchtraceryquadripartitesexpartitecross-vaulting Back to today's word