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buccinator

[buhk-suh-ney-ter]
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noun Anatomy.
  1. a thin, flat muscle lining the cheek, the action of which contracts and compresses the cheek.

Origin of buccinator

1665–75; < New Latin; Latin buccinātor, būcinātor trumpeter, equivalent to būcinā(re) to signal on a trumpet (verbal derivative of būcina curved trumpet or horn) + -tor -tor
Related formsbuc·ci·na·to·ry [buhk-suh-nuh-tawr-ee, -tohr-ee, buhk-suh-ney-tuh-ree] /ˈbʌk sə nəˌtɔr i, -ˌtoʊr i, ˌbʌk səˈneɪ tə ri/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for buccinator

buccinator

noun
  1. a thin muscle that compresses the cheeks and holds them against the teeth during chewing, etc

Word Origin

C17: from Latin, from buccināre to sound the trumpet, from buccina trumpet
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