mesothorax

American  

[mez-uh-thawr-aks, -thohr-, mes-, mee-zuh-, -suh-] / ˌmɛz əˈθɔr æks, -ˈθoʊr-, ˌmɛs-, ˌmi zə-, -sə- /

noun

• mesothoraxes,
  plural
• mesothoraces
  plural

1. the middle segment of the three divisions of the thorax of an insect, bearing the second pair of legs and the first pair of wings.

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mesothorax British  

/ ˌmɛsəʊˈθɔːræks /

noun

1. the middle segment of the thorax of an insect, bearing the second pair of walking legs and the first pair of wings See also prothorax metathorax

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Other Word Forms

Derived Forms

• mesothoracic
  adjective

Inflected Forms

Nouns

• mesothoraces
  plural
• mesothoraxes
  plural

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Etymology

Origin of mesothorax

First recorded in 1820–30; meso- + thorax

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Example Sentences

See Examples For:

mesothorax

On either side we count nine stigmata, set as before on the mesothorax and the first eight abdominal segments.

From The Glow-Worm and Other Beetles by Alexander Teixeira de Mattos

Thorax punctured, the disk of the mesothorax impunctate, the punctures wide apart on the scutellum and metathorax; the wings dark brown with a coppery iridescence, which has a remarkable dimness as if breathed upon.

From Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology by Various

He used Geoffroy's Loi de balancement to explain cases of correlative development, such as the relation between the size of the front wings and the development of the mesothorax.

From Form and Function A Contribution to the History of Animal Morphology by E. S. (Edward Stuart) Russell

Mesepisterna: in Odonata,- the oblique lateral pieces of mesothorax, meeting dorsally in a ridge.

From Explanation of Terms Used in Entomology by John. B. Smith

Prophragma: the anterior dividing wall of meso-thorax, which is horny and, at its upper edge, bears the connecting membrane between pro- and mesothorax.

From Explanation of Terms Used in Entomology by John. B. Smith

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