scalenus

[skey-lee-nuh s]
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noun, plural sca·le·ni [skey-lee-nahy] /skeɪˈli naɪ/. Anatomy.

any of three muscles on each side of the neck, the action of which raises the first and second ribs in respiration and assists in bending the neck to one side.

Origin of scalenus

1695–1705; < New Latin, Late Latin. See scalene
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British Dictionary definitions for scalenus

scalenus

noun plural -ni (-naɪ)

anatomy any one of the three muscles situated on each side of the neck extending from the cervical vertebrae to the first or second pair of ribs

Word Origin for scalenus

C18: from New Latin; see scalene
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