noun

aperture

aperture, opening, hole, gap

The camera's aperture controls the amount of light.

The camera's aperture controls the amount of light.

We saw light through a small aperture in the wall.

We saw light through a small aperture in the wall.

an aperture in ((sth.)) an aperture in the clouds

Synonyms: opening, hole, gap, slit

From Latin 'aperīre' (to open), meaning 'an opening'.

Think of the aperture on a camera, which is an opening to let in light.

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