shutter
/ˈʃʌtɚ/noun
One of a pair of hinged panels, usually wooden, fixed beside a window and closed to block light or protect the glass.
Example sentences
- “She opened the shutters to let the morning sun in.”
- “The blue shutter on the kitchen window needs new paint.”
- “We closed every shutter before the storm arrived.”
Usually plural, since windows tend to have two. A camera also has a shutter, the part that opens to take a picture.