Lewis & Short

plŭvĭa, ae, f. (sc. aqua) [pluvius].

  1. I. Rain (class.; cf. imber): pluvias metuo, Cic. Att. 15, 16: tenues, Verg. G. 1, 92: in gens, id. ib. 325: a pluviā tueri, Juv. 3, 202: de pluviis loqui, id. 4, 87: pluviarum signa, Sen. Q. N. 1, 9, 1: qui aufert stillas pluviae, Vulg. Job, 36, 27.
  2. II. Transf., a fall or shower of any thing (post-class.; cf. pluo); of blossoms, Claud. Nupt. Honor. 298: pluvia ignea, Aug. Quaest. in Num. 4, 27; id. Serm. 105, 7.
  3. III. Rain-water (post-Aug.): admixtā pluviā, Plin. 33, 6, 34, § 103.