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For usage of the term in Christian religion and music, see introit.

An introitus is an entrance that goes into a canal or hollow organ. The vaginal orifice is an introitus.[1]


  1. ^ John H. Dirckx (editor) (1997). Stedman's Concise Medical and Allied Health Dictionary (3rd ed.). Williams and Wilkins. p. 451. ISBN 0-683-23125-1. 

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