Lewis & Short

lyrĭcus, a, um, adj. [lyra], of or belonging to the lute or lyre, lyric: lyrici soni, Ov. F. 2, 94: vates, Hor. C. 1, 1, 35: senex, i. e. Anacreon, Ov. Tr. 2, 364: regnator lyricae cohortis, i. e. Pindar, Stat. S. 4, 7, 5.
Subst.

  1. A. lyrĭca, ōrum, n., lyric poems, Plin. Ep. 7, 17, 3; 3, 1, 7.
  2. B. lyrĭcus, i, m., = λυρικο:ς, a lyric poet, Sid. Ep. 4, 1: Bacchylides, Amm. 25, 4, 3.
    Usually plur.: lyrĭci, ōrum, m., lyric poets, Quint. 9, 4, 53; 1, 8, 6; 8, 6, 71; 10, 1, 96; 61 (in Cic. Or. 55, written in Gr. letters, λυρικοί).