Lewis & Short

roscĭdus, a, um, adj. [ros], full of dew, wet with dew, dewy.

  1. I. Lit.: herba, Varr. R. R. 2, 2, 10: locus, id. ib. 3, 14, 2; cf. solum, Col. 5, 6, 10; Pall. Febr. 13, 2: qualitas caeli, Col. 3, 1, 6: virgae, id. 4, 30, 6: poma, Prop. 1, 20, 36: mala, Verg. E. 8, 37. umor, i. e. dew, Plin. 9, 10, 12, § 38: mella, dropping like dew, Verg. E. 4, 30.
    Poet.: dea, i. e. Aurora, Ov. A. A. 3, 180: Hesperus, id. F. 2, 314; cf. Luna, Verg. G. 3, 337: noctes, Plin. 2, 62, 62, § 153; 18, 28, 67, § 260: Iris, Verg. A. 4, 700.
    Neutr. plur. as subst.: roscida caespitum, i. e. dewy meadows, App. M. p. 102, 21.
  2. II. Transf., moistened, watered, wet (very rare): rivis Hernica saxa, Verg. A. 7, 683: tecta, Mart. 4, 18, 3.