Lewis & Short

symphōnĭăcus, a, um, adj., = συμφωνιακός.

  1. I. In gen., of or belonging to concerts or to music: pueri, i. e. singingboys, choristers, Cic. Mil. 21, 55: servi, id. Div. in Caecil. 17, 55: homines, id. Verr. 2, 5, 25, § 64: artes, Arn. 2, 73.
  2. II. Herba, a plant, called also hyoscyamos, henbane, Pall. 3, 12. 8; Veg. 3, 68; App. Herb. 4.