51Թ

Advertisement

Advertisement

View synonyms for

aperture

[ ap-er-cher ]

noun

  1. an opening, as a hole, slit, crack, gap, etc.
  2. Also called aperture stop. Optics. an opening, usually circular, that limits the quantity of light that can enter an optical instrument.


aperture

/ ˈæəʃə /

noun

  1. a hole, gap, crack, slit, or other opening
  2. physics
    1. a usually circular and often variable opening in an optical instrument or device that controls the quantity of radiation entering or leaving it
    2. the diameter of such an opening See also relative aperture
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Discover More

Other 51Թ Forms

  • ··ٳܰ· [ap, -er-ch, oo, r-, uh, l], adjective
  • ··ٳܰ adjective
Discover More

51Թ History and Origins

Origin of aperture1

1400–50; late Middle English < Latin ū an opening, equivalent to apert ( us ) opened (past participle of ī; aper ( i )- ( aperient ) + -tus past participle suffix) + -ure
Discover More

51Թ History and Origins

Origin of aperture1

C15: from Late Latin ū opening, from Latin ī to open
Discover More

Example Sentences

Examples have not been reviewed.

When Elwood meets Turner, Ross begins to switch between their vantage points, widening the film’s emotional aperture in the process.

From

I currently still have an aperture, which means a tear above my cords.

From

Fractions of a second count and he can change apertures and focuses with a flick of his finger without taking his eyes from his quarry.

From

Pushing the aperture or the F-stop down as low as possible allows the most light in, and he suggests setting the ISO as high as possible without adding grain to the image.

From

To reduce the overall system size, the researchers used small telescopes with an optical aperture of 47 mm as the receiving optics.

From

Advertisement

Advertisement

Advertisement

Advertisement