cannon bone

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cannon bone

in veterinary medicine, the third metacarpal bone in the horse. This is the main bone that lies between the carpal and fetlock joints in the forelimb.
[M.E., fr. It. cannone, fr. canna, cane]

cannon bone

n.
A supporting bone of the leg in some hoofed mammals, analogous to the metacarpus of the hand or the metatarsus of the foot in humans.

cannon bone

the 3rd metacarpal (metatarsal) of the horse, or the 3rd and 4th metacarpals (metatarsals) of ruminants.