Definition of orifice

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Orifice (n.) A mouth or aperture, as of a tube, pipe, etc.; an opening; as, the orifice of an artery or vein; the orifice of a wound..

Lern More About Orifice

Foramen :: Foramen (n.) A small opening, perforation, or orifice; a fenestra..
Protrude :: Protrude (v. t.) To thrust out, as through a narrow orifice or from confinement; to cause to come forth..
Mouth :: Mouth (n.) An opening affording entrance or exit; orifice; aperture.
Squirt :: Squirt (v. i.) To be thrown out, or ejected, in a rapid stream, from a narrow orifice; -- said of liquids..
Bung :: Bung (n.) The large stopper of the orifice in the bilge of a cask.
Tent :: Tent (n.) A roll of lint or linen, or a conical or cylindrical piece of sponge or other absorbent, used chiefly to dilate a natural canal, to keep open the orifice of a wound, or to absorb discharges..
Cardia :: Cardia (n.) The anterior or cardiac orifice of the stomach, where the esophagus enters it..
Ostiole :: Ostiole (n.) Any small orifice.
Wrench :: Wrench (v. t.) An instrument, often a simple bar or lever with jaws or an angular orifice either at the end or between the ends, for exerting a twisting strain, as in turning bolts, nuts, screw taps, etc.; a screw key. Many wrenches have adjustable jaws for grasping nuts, etc., of different sizes..
Pore :: Pore (v.) One of the minute orifices in an animal or vegetable membrane, for transpiration, absorption, etc..
Bung :: Bung (v. t.) To stop, as the orifice in the bilge of a cask, with a bung; to close; -- with up..
Hydrometrograph :: Hydrometrograph (n.) An instrument for determining and recording the quantity of water discharged from a pipe, orifice, etc., in a given time..
Sourt :: Spurt (v. t.) To throw out, as a liquid, in a stream or jet; to drive or force out with violence, as a liquid from a pipe or small orifice; as, to spurt water from the mouth..
Spout :: Spout (v. i.) To issue with with violence, or in a jet, as a liquid through a narrow orifice, or from a spout; as, water spouts from a hole; blood spouts from an artery..
Nipple :: Nipple (n.) The orifice at which any animal liquid, as the oil from an oil bag, is discharged..
Constrictor :: Constrictor (n.) A muscle which contracts or closes an orifice, or which compresses an organ; a sphincter..
Hydroscope :: Hydroscope (n.) A kind of water clock, used anciently for measuring time, the water tricking from an orifice at the end of a graduated tube..
Head :: Head (n.) The source, fountain, spring, or beginning, as of a stream or river; as, the head of the Nile; hence, the altitude of the source, or the height of the surface, as of water, above a given place, as above an orifice at which it issues, and the pressure resulting from the height or from motion; sometimes also, the quantity in reserve; as, a mill or reservoir has a good head of water, or ten feet head; also, that part of a gulf or bay most remote from the outlet or the sea..
Urcelate :: Urcelate (a.) Shaped like a pitcher or urn; swelling below, and contrasted at the orifice, as a calyx or corolla..
Hiss :: Hiss (n.) The noise made by steam escaping through a narrow orifice, or by water falling on a hot stove..
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