Noun: aperture
| Singular | aperture |
| Plural | apertures |
Sample Sentences
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an aperture in a wall
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Were the larynx of the little creature like that of the parent, the milk might—probably would—enter the windpipe and cause suffocation : but the fœtal larynx is cone-shaped, with the opening at the apex, which projects, as in the whale-tribe, into the back aperture of the nostrils, where it is closely embraced by muscles of the ‘soft palate.’ [1859, Richard Owen, On the Classification and Geographical Distribution of the Mammalia, London: J. W. Parker and Son, page 29:]
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In the centre of the fleshy membrane is an aperture leading into a deep cavity, at the bottom of which is placed a prominent piston that may be retracted by muscular fibres provided for the purpose. [1860, Samuel Hannaford, chapter 7, in Sea and River-side Rambles in Victoria, page 53:]
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The door was opened — ‘on the chain.’ The old lady peered at us through an aperture of about six inches. [1897, Richard Marsh, The Beetle:]
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This telescope has a 100 cm aperture.
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If the generatrix makes an angle θ to the axis, then the aperture is 2θ.
Nouns inflected like aperture
soldier's woundwort,
Nicosian,
whopper,
greypate,
tactile sign language,
chronotrope,
Rosie Lee,
dissentient,
photoinactivator,
sulphonediimine,
coastal waterfall,
residuary devise,
bituminization,
nitrosonaphthol,
smṛiti,
geosphere,
backscreen,
mensuralist,
flocculate,
flocculant, etc. (List truncated at 20 nouns)
Etymology
From late Middle English, from Latin apertūra (“an opening”), from aperiō (“to uncover, make or lay bare”) + -tūra (“-ure”, action noun suffix). Doublet of overture and apertura. See: Latin Nouns '
apertūra'.
Verbs referencing "aperture"
Polish Nouns
apertura, Spanish Nouns
apertura, Spanish Nouns
abertura.