What does shutter mean?
“Shutter” most commonly means a cover that closes a window or similar opening, especially one made of hinged panels or slats. In photography, it names the mechanism that regulates exposure by opening and closing in front of the film or digital sensor; phrases such as “camera shutter” and “shutter speed” reflect this technical sense. The word can also be used informally for a photographer. As a verb, “to shutter” means to close a place or business, often temporarily, or to stop activity. It is an adaptable word with both practical and creative associations: architectural shutters help control light, heat, and privacy, while camera shutters determine how motion and illumination are recorded. Although the word can mean a cover or closure, it is especially associated with windows, cameras, and deliberate visual control.
A hinged or sliding cover that closes a window, doorway, or similar opening; also, the mechanism in a camera that controls exposure.
"The photographer adjusted the shutter to capture the sunset."
In photography, “shutter” may refer either to the physical mechanism or to the selected exposure duration in phrases such as “fast shutter.”
To close an opening with a cover, or to stop a business, facility, or other activity temporarily or permanently.
"The store shuttered its doors during the renovation."
The verb is especially common in business and real-estate reporting, where it often suggests closure rather than merely a temporary pause.
Used especially for the movable covers of windows or doors, and less commonly for the components of cameras.
"The old shutters creaked as the wind pushed against them."
A camera shutter is a mechanical gatekeeper: it controls exactly how long light is allowed to reach the sensor, shaping both the image and the art of photography.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does shutter come from?
The word comes from Old English “scuttor,” meaning a device for closing a window or opening, related to “shut.” Its modern form developed through Middle English and was also extended to camera mechanisms. The related word “shoot,” with its older sense of projecting or sending forth, comes from a shared Germanic root associated with putting or sending something out, though its connection to “shutter” is indirect.
Related word forms
How shutter is actually used
The word is neutral in general use. In photography, it is technical and refers both to the mechanism and, by extension, to the exposure time selected through that mechanism. As a noun meaning a photographer, it is informal and may sound mildly depreciatory or theatrical, as in “fashion shutter.” As a verb, “shutter” is commonly used for businesses, projects, or locations that have temporarily stopped operating.
Easily confused with shutter
A shutter closes or covers an opening, whereas a shuttle is a vehicle or device that repeatedly carries people, objects, or information between two places.