rectococcygeal muscle

[rĕk′tō-kŏk-sĭjē-əl]

n.

A band of smooth muscle fibers passing from the posterior surface of the rectum to the anterior surface of the second or third coccygeal segment.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.