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metathorax

[ met-uh-thawr-aks, -thohr- ]
/ ˌmɛt əˈθɔr æks, -ˈθoʊr- /
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noun, plural met·a·tho·rax·es, met·a·tho·ra·ces [met-uh-thawr-uh-seez, -thohr-]. /ˌmɛt əˈθɔr əˌsiz, -ˈθoʊr-/.

the posterior division of the thorax of an insect, bearing the third pair of legs and the second pair of wings.

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Origin of metathorax

First recorded in 1810–20; meta- + thorax
met·a·tho·rac·ic [met-uh-thaw-ras-ik, -thoh-], /ˌmɛt ə θɔˈræs ɪk, -θoʊ-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for metathorax

metathorax
/ (ˌmɛtəˈθɔːræks) /

noun plural -raxes or -races (-rəˌsiːz)

the third and last segment of an insect's thorax, which bears the third pair of walking legs and the second pair of wingsSee also prothorax, mesothorax
metathoracic (ˌmɛtəθɔːˈræsɪk), adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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