Lewis & Short

coccum, i, n., = κὀκκος (a berry, and specif.),

  1. I. The berry that grows upon the scarlet oak (Quercus coccifera, Linn.; acc. to modern botany a kind of insect, cochineal kermes), with which scarlet was colored, Plin. 16, 8, 12, § 32; 9, 41, 65, § 140.
    Also used in medicine, Plin. 24, 4, 4, § 8 al.
    1. B. Meton.
      1. 1. Scarlet color: rubro cocco tingere, Hor. S. 2, 6, 102; Mart. 5, 23, 5: cocco fulgere, id. 10, 76, 9: sanguineum, Verg. Cir. 31; Quint. 11, 1, 31.
      2. 2. Scarlet garments, cloth, etc., Sil. 17, 396; Suet. Ner. 30.
  2. II. Coccum Gnidium, also called granum Gnidium, a grain of the shrub thymelaea cnestron, or cneoron, used in medicine, Plin. 13, 21, 35, § 114; 27, 9, 46, § 70; Cels. 5, 5; 5, 8; Scrib. Comp. 134.