[rom-boi-dee-uh s]

noun, plural rhom·boi·de·i [rom-boi-dee-ahy] /rɒmˈbɔɪ diˌaɪ/. Anatomy.

either of two back muscles that function to move the scapula.

Origin of rhomboideus

1825–35; < New Latin (musculus) rhomboideus; see rhomboid, -eus
Also called rhomboid.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for rhomboideus


noun plural -dei (-dɪˌaɪ)

anatomy either of two muscles that connect the spinal vertebrae to the scapulae

Word Origin for rhomboideus

C19: New Latin, from Late Latin rhomboides : see rhomboid
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