orifice 1

noundomain: body part
Princeton WordNet [ver.3.1]
EnglishEnglish
Definition

an aperture or hole that opens into a bodily cavity

  • 1.the orifice into the aorta from the lower left chamber of the heart
  • an aperture or hole that opens into a bodily cavity

  • an aperture or hole that opens into a bodily cavity

FENG