Of, pertaining to, or connected with a monument or monuments: as, a monumental inscription.Belonging to a tomb.Serving as a monument or as material for a monument; memorial; preserving memory: as, a monumental pillar.Having the character of a monument; resembling a monument.Conspicuous and permanent; historically prominent; impressive.Conspicuous as a monument; notable; excessive; amazing: as, monumental impudence.n. A monumental record; a memorial.