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accessorius

American  
[ak-suh-sawr-ee-uhs, -sohr-] / ˌæk səˈsɔr i əs, -ˈsoʊr- /

noun

PLURAL

accessorii
  1. Anatomy.  any muscle, nerve, gland, etc., that reinforces the action of another.


accessorius British  
/ ˌæksɛsˈɔːrɪəs /

noun

  1. anatomy a muscle or nerve that has an augmenting action

"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

Etymology

Origin of accessorius

< New Latin, Medieval Latin: accessory

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The same muscle sometimes varies in many ways: thus Prof. Macalister describes145 no less than twenty distinct variations in the palmaris accessorius.

From Project Gutenberg

M. accessorius semitendinosi Add. long.

From Project Gutenberg

The m. accessorius semitendinosi extends anteriorly from the above mentioned ligament to a fleshy insertion on the posterolateral surface of the femur immediately proximal to the condyles.

From Project Gutenberg

Palmaris accessorius, muscle variations of the.

From Project Gutenberg

Macalister, Prof., on variations of the palmaris accessorius muscle; on muscular abnormalities in man; on the greater variability of the muscles in men than in women.

From Project Gutenberg