only 1 use
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Definition
an opening — especially a small one that controls the amount of light admitted for a camera or microscope
or:
the measured diameter of the opening
or:
the measured diameter of the opening
- If you stand on its summit and look at these two F-shaped spoutholes, you would take the whole head for an enormous bass-viol, and these spiracles, the apertures in its sounding-board.Chapters 73-75 -- Stubb and Flask Kill a Right Whale; The Sperm Whale's Head, The Right Whale's Head (79% in)
There are no more uses of "aperture" in Moby Dick.
Typical Usage
(best examples)