metatarsus noun. [mɛtǝ'tɑ:sǝs] Pl. -tarsi [-'tɑ:sʌɪ, -si:]. LME.
[mod. Latin, formed as META- + TARSUS.]
1. Anatomy & Zoology. The group of five long bones of the human foot (and of the hind foot of quadrupeds) between the tarsus and the phalanges or toes; the tarsometatarsus of a bird. LME.

2. Entomology. The basal joint of the tarsus, esp. when much developed. E19.

■ ,metatar'salgia noun (Medicine) pain in the metatarsus L19.

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