Longman Dictionary of Contemporary English homepage

Topic: PHOTOGRAPHY

Date: 1600-1700
Language: Latin
Origin: apertura, from aperire 'to open'

aperture

noun
     
ap‧er‧ture [countable]
1 formal a small hole or space in something
2TCP the small hole at the front of a camera, which can be made larger or smaller to let more or less light in when you take a photograph
Word of the Day
The PHOTOGRAPHY
Word of the Day is:

Other related topics