ponderousa.[L. ponderosus, from pondus, -eris, a weight: cf. F. pondreux. See Ponder.]1. Very heavy; weighty; as, a ponderous shield; a ponderous load; the ponderous elephant.()The sepulcher . . .
Hath oped his ponderous and marble jaws. (Shak.)2. Important; momentous; forcible.(Shak.)3. Heavy; dull; wanting; lightless or spirit; as, a ponderous style; a ponderous joke.()Ponderous spar (Min.), heavy spar, or barytes. See Barite.()