English > opening: 14 senses > noun 1, object| Meaning | An open or empty space in or between things. |
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| Example | "there was a small opening between the trees" |
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| Synonym | gap |
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| Part of | surface, Earth's surface | The outermost level of the land or sea |
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| Narrower | Ranvier's nodes, nodes of Ranvier | small gaps in the myelin sheath of medullated axons |
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| breach | An opening (especially a gap in a dike or fortification) |
| chasm | A deep opening in the earth's surface |
| crack, cleft, crevice, fissure, scissure | A long narrow opening |
| diastema | A gap or vacant space between two teeth |
| foramen, hiatus | A natural opening or perforation through a bone or a membranous structure |
| hole | An opening into or through something |
| mouth | An opening that resembles a mouth (as of a cave or a gorge) |
| pocket | An opening at the corner or on the side / side of a billiard table into which billiard balls are struck |
| rift | A gap between cloud masses |
| rip, rent, snag, split, tear | An opening made forcibly as by pulling apart |
| window | An opening that resembles a window in appearance or function |
| Broader | space | An empty area (usually bounded in some way between things) |
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| Spanish | abertura, apertura, claro |
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| Catalan | obertura |
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| Verbs | open | have an opening or passage or outlet |
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English > opening: 14 senses > noun 9, body| Meaning | An aperture or hole that opens into a bodily cavity. |
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| Synonyms | orifice, porta |
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| Narrower | anus | The excretory opening at the end of the alimentary canal |
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| aortic orifice | The orifice from the lower left chamber of the heart to the aorta |
| blastopore | The opening into the archenteron |
| cardia | The opening into the stomach and that part of the stomach connected to the esophagus |
| cervix, uterine cervix, cervix uteri | necklike opening to the uterus |
| fenestra | A small opening covered with membrane (especially one in the bone between the middle and inner ear) |
| fontanelle, fontanel, soft spot | Any membranous gap between the bones of the cranium in an infant or fetus |
| introitus | entrance or opening to a hollow organ or tube (especially the vaginal opening) |
| mouth | The externally visible part of the oral cavity on the face and the system of organs surrounding the opening |
| naris | Any of the openings to the nasal cavities that allow air to flow through the cavities to the pharynx |
| os | A mouth or mouthlike opening |
| porta hepatis | opening for major blood vessels to enter and leave the liver |
| pylorus | A small circular opening between the stomach and the duodenum |
| rima | A narrow elongated opening or fissure between two symmetrical parts |
| spiracle | A breathing orifice |
| stoma | A mouth or mouthlike opening (especially one created by surgery on the surface of the body to create an opening to an internal organ) |
| urethral orifice, external orifice | The orifice through which urine is discharged |
| vent | external opening of urinary or genital system of a lower vertebrate |
| Broader | passage, passageway | A path or channel or duct through or along which something may pass |
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| Spanish | abertura, orificio, porta, puerta |
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| Catalan | orifici, porta |
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| Verbs | open | afford access to |
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| open | have an opening or passage or outlet |
English > opening: 14 senses > noun 10, artifact| Meaning | A vacant or unobstructed space that is man-made. |
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| Example | "they left a small opening for the cat at the bottom of the door" |
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| Narrower | aperture | An man-made opening |
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| bell | The flared opening of a tubular device |
| breech, rear of barrel, rear of tube | opening in the rear of the barrel of a gun where bullets can be loaded |
| exit, issue, outlet, way out | An opening that permits escape or release |
| fly, fly front | An opening in a garment that is closed by a zipper or by buttons concealed under a fold of cloth |
| gap, crack | A narrow opening |
| gun muzzle, muzzle | The open circular discharging end of a gun / gun |
| hole | An opening deliberately made in or through something |
| intake, inlet | An opening through which fluid is admitted to a tube or container |
| interstice | small opening between things |
| lunette, fenestella | oval or circular opening |
| mouth | The opening of a jar or bottle |
| neck, neck opening | An opening in a garment for the neck of the wearer |
| pass-through | An opening that resembles a window between two rooms (especially a shelved opening between a kitchen and dining room that is used to pass dishes / dishes) |
| port, embrasure, porthole | An opening (in a wall or ship or armored vehicle) for firing through |
| slit | A long narrow opening |
| spout | An opening that allows the passage of liquids / liquids or grain |
| throat | An opening in the vamp of a shoe at the instep |
| wicket, lattice, grille | small opening (like a window in a door) through which business can be transacted |
| window | A transparent opening in a vehicle that allow vision out of the sides or back |
| window | An opening in a wall or screen that admits light and air and through which customers can be served |
| Broader | artifact, artefact | A man-made object taken as a whole |
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| Spanish | abertura, claro |
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| Catalan | obertura |
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