(pyū'bō-kok-sij'ē-ŭs mŭs'ĕl) Fibers of the levator ani, arising from the pelvic surface of the body of the pubis and adjacent tendinous arch of obturator fascia, attaching to the coccyx. Synonym(s): musculus pubococcygeus [TA] , pubococcygeal muscle. AcronymsSeePC