Lewis & Short

† tē̆trăchordos, on, adj., = τετράχορδος, ον, having four strings or notes.

  1. I. Adj.: machina, a water-organ, Vitr. 10, 13.
  2. II. Subst. tē̆trăchordon (-dum), i, n., a chord of four notes, a tetrachord.
    1. A. Lit., Vitr. 5, 4; Mart. Cap. 9, §§ 935 and 941; Macr. S. 1, 19 med.
    2. B. Trop.: anni, i. e. the four seasons, Varr ap. Non. 71, 16.