Lewis & Short

grăvēdĭnōsus, a, um, adj. [gravedo], subject to colds or catarrhs, that easily takes cold.

  1. I. Lit.: sunt alii ad alios morbos procliviores: itaque dicimus gravedinosos quosdam, quosdam torminosos, non quia jam sint, sed quia saepe sint, *Cic. Tusc. 4, 12, 27.
  2. II. Transf., that produces colds: ervum, Plin. 18, 15, 38, § 139.