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Definitions

aperture

[ap-er-cher] / ˈæp ər tʃər /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The researchers also combined the CSV pre-seeding method with a slot-die coating process to fabricate a perovskite solar mini-module with an aperture area of 49.91 cm2.

From Science Daily • Mar. 1, 2026

Narrator Jodie Foster widens the film’s aperture a bit early on, referring to the period “between Watergate and the Bicentennial” as the documentary’s focus.

From The Wall Street Journal • Dec. 18, 2025

A camera’s aperture widens during filming to capture the full spectacle.

From Salon • Aug. 23, 2025

A hermit crab will inspect a shell with care, running antennae and claws over its contours, before delicately lowering its rear end into the aperture.

From Slate • Aug. 19, 2025

Strange and beguiling new words swirled in her head: f-stop, aperture.

From "Little Fires Everywhere" by Celeste Ng