time exposure

American  

noun

Photography.

1. a long exposure in which the shutter is opened and closed by hand or by a mechanism other than the automatic mechanism of the shutter.

---

time exposure British  

noun

1. an exposure of a photographic film for a relatively long period, usually a few seconds

2. a photograph produced by such an exposure

---

Other Word Forms

• time-exposure adjective

Etymology

Origin of time exposure

First recorded in 1890–95

Example Sentences

Over time, exposure to radon can cause cancer.

From Seattle Times • Jun. 22, 2023

Picture is taken with long time exposure and zoom burst.

From Reuters • Aug. 27, 2021

A four-winged robot in flight, its path traced with a time exposure.

From Science Magazine • Dec. 11, 2018

June 20, 2013: The Golden Gate Bridge in San Francisco glows after sunset thanks to a steady stream of commuters heading north during this time exposure.

From Los Angeles Times • May 26, 2017

Incubate the culture flask under optimum conditions until the completion of seven days, if necessary; and determine the time exposure at which death occurs.

From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by Eyre, J. W. H. (John William Henry)