• Webster's Revised Unabridged Dictionary
    • a Rectovaginal (Anat) Of or pertaining to both the rectum and the vagina.
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Century Dictionary and Cyclopedia
    • rectovaginal Of or belonging to the rectum and the vagina.
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In literature:

Mordie reported a case of congenital deficiency of the rectovaginal septum which was successfully remedied by operation.
"Anomalies and Curiosities of Medicine" by George M. Gould