Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun introitus

1 sense of introitus

Sense 1
introitus -- (entrance or opening to a hollow organ or tube (especially the vaginal opening); "the introitus of the vagina")
       => orifice, opening, porta -- (an aperture or hole that opens into a bodily cavity; "the orifice into the aorta from the lower left chamber of the heart")