English Reference
noun · verb

shutter

n. · v.
US /ˈʃətɝ/ UK /ʃˈʌtɐ/ shut·ter UK spelling shuttered, shutters

  1. 01 B1 Intermediate

    n.a pair of wooden or metal covers on the outside of a window that you can close to keep out light or protect the glass.

    n.a hinged or removable screen or cover for a window, typically used for security, privacy, or light control.

    Simple

    She closed the wooden shutters to keep the house cool during the hot afternoon.

    In context

    The traditional Mediterranean villas are often painted white with bright blue shutters to reflect the intense summer heat.

  2. 02 B2 Upper Intermediate Technical Photography

    n.the part of a camera that opens and closes to let light reach the film or sensor.

    n.a device that allows light to pass for a determined period, exposing photographic film or a photosensitive digital sensor to light in order to capture an image.

    Simple

    You need a fast shutter speed to take a clear photo of a moving car.

    In context

    By using a slow shutter speed, the photographer captured the movement of the waterfall as a smooth, white blur.

  3. 03 C1 Advanced Formal

    v.to close a business, factory, or shop permanently.

    v.to cease operations or close a facility, often permanently or for a significant duration.

    Simple

    The company decided to shutter its local branch after sales dropped.

    In context

    Economic pressures forced the manufacturing giant to shutter several of its oldest plants, resulting in widespread job losses across the region.

  4. 04 B2 Upper Intermediate

    v.to close the shutters on a window.

    v.to provide or close up with shutters; often used in the context of preparing for a storm.

    Simple

    They spent the morning shuttering the windows before the hurricane arrived.

    In context

    The residents were advised to shutter their homes and move inland before the gale-force winds reached the coast.

    unshutter

Within a few months, seven of those offices were shuttered, and half of the civil rights-related workers were gone.

Al Jazeera· 15 Aug 2026

So why insist shade and shutters are enough in summer?

BBC News· 29 Jul 2026

From shut + -er. Compare shuttle.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level B2 · Upper Intermediate
Frequency Frequent
Updated