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aperture
[ ap-er-cher ]
noun
- an opening, as a hole, slit, crack, gap, etc.
- Also called aperture stop. Optics. an opening, usually circular, that limits the quantity of light that can enter an optical instrument.
aperture
/ ˈæpətʃə /
noun
- a hole, gap, crack, slit, or other opening
- physics
- a usually circular and often variable opening in an optical instrument or device that controls the quantity of radiation entering or leaving it
- the diameter of such an opening See also relative aperture
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Other Words From
- ap·er·tur·al [ap, -er-ch, oo, r-, uh, l], adjective
- ap·er·tured adjective
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Word History and Origins
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Word History and Origins
Origin of aperture1
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Example Sentences
Its 8-megapixel camera, inclusive of true-tone and dual-LED f/2.2 aperture flashes, features optical image stabilization.
“Administration officials favorite phrase these days is that, ‘you have to widen the aperture,’” says Bockenfeld.
If the cover of Black Aperture made a more daring use of black it would have earned my respect.
His book of essays, Photography After Frank , was recently published by Aperture.
His book of essays, Photography After Frank, was recently published by Aperture.
In the aperture of the window, amid piles of paper, stood a rickety old table, covered with dust.
Hilda suggested that the ticket-clerk should be interrogated, but the aperture of communication with him was shut.
The light which discovered its dismal bounds to his solitary eyes, came from a small grated aperture in the vaulted roof.
Indeed it could hardly have seemed possible to him, that the Duke could have withdrawn himself through that aperture.
A hearty roar of laughter burst from the doorway as the Factor's burly figure blocked the aperture.
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