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Aperture 1

Definition: The act of opening.

Aperture 2

Definition: An opening; an open space; a gap, cleft, or chasm; a passage perforated; a hole; as, an aperture in a wall.

Aperture 3

Definition: The diameter of the exposed part of the object glass of a telescope or other optical instrument; as, a telescope of four-inch aperture.

aperture 4

Definition: an man-made opening; usually small

aperture 5

Definition: a device that controls amount of light admitted

aperture 6

Definition: a natural opening in something

 

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