EPIZOON; EPIZOOEN n.
One of the artificial group of invertebrates of various kinds, which live parasitically upon the exterior of other animals; an ectozoön. Among them are the lice, ticks, many acari, the lerneans, or fish lice, and other crustaceans.
HARPOON n. 2 definitions
gular head, sharpened at both edges, and is thrown by hand, or discharged from a gun. Harpoon fork, a kind of hayfork, consisting of bar with hinged barbs at one end a loop for a rope at the other end, used for lifting hay from the load by horse power. -- Harpoon gun, a gun used in the whale fishery for shooting the h…