meta·​tar·​sus ˌme-tə-ˈtär-səs How to pronounce metatarsus (audio)
: the metatarsal part of a human foot or of a hind foot in quadrupeds

Examples of metatarsus in a Sentence

Recent Examples on the Web Its metatarsus, the bone between the ankle and toes, was surprisingly short and stocky, like that of an owl. Ed Yong, Discover Magazine, 15 Dec. 2011 Earlier ones like Sinornithosaurus had a relatively long metatarsus. Ed Yong, Discover Magazine, 15 Dec. 2011

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'metatarsus.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


New Latin

First Known Use

1676, in the meaning defined above

Time Traveler
The first known use of metatarsus was in 1676

Dictionary Entries Near metatarsus

Cite this Entry

“Metatarsus.” Dictionary, Merriam-Webster, Accessed 27 Feb. 2024.

Medical Definition


meta·​tar·​sus ˌmet-ə-ˈtär-səs How to pronounce metatarsus (audio)
: the part of the human foot or of the hind foot in quadrupeds that is between the tarsus and phalanges, contains when all the digits are present (as in humans) five more or less elongated bones but is modified in many animals with loss or reduction of some bones or fusing of others, and in humans forms the instep
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