Webster's Revised Unabridged Dictionary · 1913

Coccus

Coccus , noun

[New Latin, from Greek {not transcribed} grain, seed. See Cochineal.]

1.
(Botany) One of the separable carpels of a dry fruit.
2.
(Zoology) A genus of hemipterous insects, including scale insects, and the cochineal insect (Coccus cacti).
3.
(Biology) A form of bacteria, shaped like a globule.