aperture

noun

ˈa-pər-ˌchu̇r How to pronounce aperture (audio)
Definition of aperturenext
as in hole
a place in a surface allowing passage into or through a thing you can adjust the aperture on this camera's lens by pushing this button

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of aperture One appeared to feature a transparent aperture consistent with an infrared or electro-optical sensor. — Sujita Sinha, Interesting Engineering, 28 Sep. 2026 Increasing the aperture to 8 inches will help reveal Saturn's brightest moons, which will appear as subtly moving star-like points around the planet's disk. — Anthony Wood, Space.com, 28 Sep. 2026 Meanwhile, in June, Space42 added three new synthetic-aperture-radar (SAR) satellites to its Foresight constellation, which can image the Earth at day or night and through cloud cover. — Melissa Hancock, Fortune, 23 Sep. 2026 Both capture the shrinking aperture of opportunity in a country founded on the idea of limitless possibility. — Jennifer Wilson, New Yorker, 21 Sep. 2026 See All Example Sentences for aperture
Recent Examples of Synonyms for aperture
  1. hole
  2. opening
  3. orifice
  4. crevice
  5. slit
Noun
  • His unit had shown holes in the secondary, ranking 131st in the country in pass defense.
    — Noah White, Miami Herald, 18 Oct. 2026
  • Joe Jackson ran for 159 yards and a touchdown, Avery Johnson threw for 203 yards and another score, and the Wildcats overcame a multitude of mistakes while rallying from an early 10-point hole to keep nearly two decades of dominance going.
    — ABC News, ABC News, 17 Oct. 2026
Definition of hole
Noun
  • The opening of the III Points fest sounded a sour note for thousands of fans who poured into Wynwood for a weekend of music only to experience ticketing issues, delays and chaos among the crowd.
    — Isabel Rivera, Miami Herald, 18 Oct. 2026
  • For the Bills fans, the store opening is bringing a slice of home and Upstate New York.
    — Charlotte Observer, Charlotte Observer, 17 Oct. 2026
Definition of opening
Noun
  • The flies lay hundreds of eggs in the wounds, inflamed tissue, mucous membranes, and orifices of warm-blooded creatures.
    — Beth Mole, ArsTechnica, 7 Aug. 2026
  • The unlucky nobleman Tullus was bitten by a fierce haemorrhois, causing blood to pour from his eyes, nose, ears, mouth, and other orifices and outlets.
    — Literary Hub, Literary Hub, 10 July 2026
Definition of orifice
Noun
  • The Tanana River in the background is flowing high, and most of the area between the river and the Bluff sparkles as sun rays glisten on the thousands of small pools and ponds that fill every dip and crevice in the land surface.
    — Literary Hub, Literary Hub, 16 Oct. 2026
  • Some of these hunters spend hours in hopes of spotting a miniature ceramic smiley face peeking out of a crevice.
    — Camila Pedrosa, Sacbee.com, 12 Oct. 2026
Definition of crevice
Noun
  • The ankle-length dress featured a vertical row of side buttons and a slit with an asymmetric, cuffed hem detail.
    — Karla Rodriguez, Footwear News, 16 Oct. 2026
  • Cut a slit into the top of each pastry to vent, then brush the tops with more egg wash.
    — ABC News, ABC News, 7 Oct. 2026
Definition of slit

Browse Nearby Words

apers
aperture
apertures
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Cite this Entry

“Aperture.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/aperture. Accessed 20 Oct. 2026.

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More from Merriam-Webster on aperture

Britannica.com: Encyclopedia article about aperture

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