shutter
Noun · VerbWordNet 3.0
Noun (2)
- a mechanical device on a camera that opens and closes to control the time of a photographic exposure
- a hinged blind for a window
Verb (1)
- close with shutters“We shuttered the window to keep the house cool”
What does it mean? Question 1 of today’s quiz
Webster's Dictionary (GCIDE)
1.One who shuts or closes. [1913 Webster]
2.A movable cover or screen for a window, designed to shut out the light, to obstruct the view, or to be of some strength as a defense; a blind. [1913 Webster]
3.A removable cover, or a gate, for closing an aperture of any kind, as for closing the passageway for molten iron from a ladle. [1913 Webster]
4.(Photog.) A mechanical device of various forms, attached to the aperture of a camera lens for opening and closing to expose the plate. It is usually designed so that the time during which the aperture is opened may be varied by a manual dial or by some automatic mechanism, thereby allowing proper exposure of a photographic film under different intensities of light. [Webster 1913 Suppl. +PJC]