What does orifice mean?

Definitions for orifice
ˈɔr ə fɪs, ˈɒr-ori·fice

This dictionary definitions page includes all the possible meanings, example usage and translations of the word orifice.

Princeton's WordNet

  1. orifice, opening, portanoun

    an aperture or hole that opens into a bodily cavity

    "the orifice into the aorta from the lower left chamber of the heart"


  1. orificenoun

    A mouth or aperture, as of a tube, pipe, etc.; an opening; as,

  2. Etymology: Middle English, from Old French, from Late Latin orificium, compound of os + facere

Samuel Johnson's Dictionary

  1. Orificenoun

    Any opening or perforation.

    Etymology: orifice, Fr. orificium, Lat.

    The prince of Orange, in his first hurt by the Spanish boy, could find no means to stanch the blood, but was fain to have the orifice of the wound stopped by men’s thumbs, succeeding one another for the space of two days. Francis Bacon.

    Their mouths
    With hideous orifice gap’d on us wide,
    Portending hollow truce. John Milton, Par. Lost, b. vi.

    Ætna was bored through the top with a monstruous orifice. Joseph Addison, Guardian, №. 103.

    Blood-letting, Hippocrates saith, should be done with broad lancets or swords, in order to make a large orifice by stabbing or pertusion. John Arbuthnot, on Coins.


  1. Orifice

    An orifice is any opening, mouth, hole or vent, as in a pipe, a plate, or a body Body orifice, any opening in the body of a human or animal Orifice plate, a restriction used to measure flow or to control pressure or flow, sometimes given specialised names: Calibrated orifice, used to control pressure or flow Restrictive flow orifice, used to control flow Miss Shilling's orifice, used to control flow in the engines of early Spitfire and Hurricane fighter aeroplanes Back Orifice, a controversial computer program designed for remote system administration


  1. orifice

    An orifice refers to a small opening or hole, typically found in a surface or object, through which fluids, gases, or other substances can flow or pass. It is often used to regulate or control the flow rate, pressure, or direction of the substance that passes through it.

Chambers 20th Century Dictionary

  1. Orifice

    or′i-fis, n. something made like a mouth or opening. [Fr.,—L. orificiumos, oris, mouth, facĕre, to make.]

Surnames Frequency by Census Records


    According to the U.S. Census Bureau, Orifice is ranked #130610 in terms of the most common surnames in America.

    The Orifice surname appeared 130 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 0 would have the surname Orifice.

    92.3% or 120 total occurrences were White.
    3.8% or 5 total occurrences were of Hispanic origin.

Matched Categories

How to pronounce orifice?

How to say orifice in sign language?


  1. Chaldean Numerology

    The numerical value of orifice in Chaldean Numerology is: 9

  2. Pythagorean Numerology

    The numerical value of orifice in Pythagorean Numerology is: 2

Popularity rank by frequency of use


Translations for orifice

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"orifice." Definitions.net. STANDS4 LLC, 2024. Web. 17 Apr. 2024. <https://www.definitions.net/definition/orifice>.

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