Definition of orifice noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈɒrɪfɪs//
; NAmE NAmE//ˈɔːrɪfɪs//
(formal or humorous)
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a hole or opening, especially one in the body the nasal orifice Word Origin late Middle English: from French, from late Latin orificium, from os, or- ‘mouth’ + facere ‘make’.
See the Oxford Advanced American Dictionary entry: orifice