Lewis & Short

Sĕmĕlē, ēs (Sĕmĕla, ae, pure Lat. collat. form in the cass. obll.), f., = Σεμέλη, a daughter of Cadmus, and mother of Bacchus by Jupiter; nom. Semele, Ov. M. 3, 293; id. F. 6, 485; id. Tr. 4, 3, 67; id. Am. 3, 3, 37; Hyg. Fab. 167 and 179; gen. Semelae, Ov. F. 6, 503: Semeles, Hor. C. 1, 19, 2; Tib. 3, 4, 45; Ov. M. 3, 274; 3, 278; dat. Semelae, Prop. 2, 28 (3, 24), 27; acc. Semelen, Ov. M. 3, 261; id. F. 3, 715: Semelam, Macr. S. 1, 12; abl. Semelā, Cic. Tusc. 1, 12, 28; id. N. D. 2, 24, 62; Prop. 2, 30 (3, 28), 29: Semele, Hyg. Fab. 179.
Hence,

  1. A. Sĕmĕlēïus, a, um, adj., of or belonging to Semele: proles, i. e. Bacchus, Ov. M. 3, 520; 5, 329; 9, 640: Thyoneus, i. e. Bacchus, Hor. C. 1, 17, 22.
  2. B. Sĕmĕlēus, a, um, adj., of Semele: busta, Stat. Th. 10, 903.