SINCE 1828
rectococcygeus
noun
rec·to·coc·cyg·e·us
| \ ˌrek-tō-käk-ˈsij-ē-əs
\
\
plural rectococcygei\ -ē-ˌī
\
\
Medical Definition of rectococcygeus
: a band of smooth muscle extending from the coccyx to the posterior wall of the rectum and serving to retract and elevate the rectum
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