Lewis & Short

pulmōnĕus, a, um, adj. [pulmo].

  1. I. Lit., of or belonging to the lungs, pulmonic: pulmoneum vomitum vomere, to vomit up the lungs, Plaut. Rud. 2, 6, 27.
  2. II. Transf., soft or swelling like the lungs, spongy: pedes, v. l. ap. Plaut. Ep. 5, 1, 21 (al. pulmon’es): mala, Plin. 15, 14, 15, § 52.