Definition of orifice in English:

orifice

noun

  • An opening, particularly one in the body such as a nostril or the anus.

    • ‘We even applied sunscreen to the nostrils, an orifice often overlooked by the uninitiated.’
    • ‘It had large, opaque eyes, no nose, and a lipless slit for a mouth with two small orifices on each side.’
    • ‘Jordan's hands clasped over the inhaler and pressed the orifice of it and faced it to her mouth.’
    • ‘This helps the surgeon identify the ureteral orifices during bladder dissection and urethral bladder reanastomosis.’
    • ‘The ureteral orifices are located at the proximal borders of the trigone area.’
    • ‘During excretion, the urethral orifice below the bladder is opened and the urine passes through the urethra.’
    • ‘Anatomists have applied the term cardia to that part of the stomach that lies around the orifice of the tubular esophagus.’
    • ‘Epithelia are tissues lining the outer surface of the body, or the inner surface of organs which have a direct connection to one of the body's orifices.’
    • ‘The anal canal ends at the anus, which is the external orifice, or opening, of the digestive tract.’
    • ‘The level of the orifices of the coronary arteries in the sinuses of Valaslva varies in both the vertical and horizontal directions.’
    • ‘On the left there was an obstructing lesion noted at the orifice of the left upper lobe bronchus.’
    • ‘In addition, no diverticular orifices were identified.’
    • ‘The ureters, their resection margins, and internal orifices were free from tumor.’
    • ‘Hair is found on all parts of the skin except the palm and sole, and the oral, anal, and urogenital orifices.’
    • ‘Under the reconstruction favoured here, the right orifice is the mouth and the left the anus, implying a U-shaped gut.’
    • ‘Other landmarks used to guide resection are the right and left ureteral orifices and the bladder neck.’
    • ‘Teeth are exempted from the requirement, as are incisions in or around natural body orifices.’
    • ‘The exophytic mass bulged from the roof of the left atrium between the atrial septum and the orifices of the pulmonary veins.’
    • ‘The major orifice opposite the aulacophore is the anus, with the mouth somewhere near the ambulacrum.’
    • ‘Laparoscopy enables hernial orifices to be observed and tension-free mesh repair to be carried out effectively.’
    opening, hole, aperture, crack, slot, slit, cleft, cranny, chink, gap, space, vent, breach, break, rent, fissure, mouth, crevice, rift, perforation, pore
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Origin

Late Middle English: from French, from late Latin orificium, from os, or- ‘mouth’ + facere ‘make’.

Pronunciation

orifice

/ˈɒrɪfɪs/