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orifice

or·i·fice [ áwrəfiss ] (plural or·i·fic·es)


noun 
Definition:
 
opening: an opening, especially the mouth, anus, vagina, or other opening into a cavity or passage in the body

[Mid-16th century. Via French< Latin orificium "making a mouth" < or- "mouth" + -fic-, stem of facere "make"]
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