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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - A transducer used to detect and measure light and other radiations.

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Usage examples (30)
  • There is a built-in photocell on the walnut such as we now have on at least one camera, which automatically adjusts exposure for a wide range of illumination.
  • 5By 1933, the shift from the microscope to the photocell was an attempt to save the scintillation counter by excluding the observer.
  • Install photocell for outside lighting and Solar lights.
  • Dim light showed inside, activated by a photocell as eight descended.
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.