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Definition of "sensor" []

  • A device, such as a photoelectric cell, that receives and responds to a signal or stimulus. (noun)
  • See sense organ. (noun)
  • Anything, such as a photoelectric cell, that receives a signal or stimulus and responds to it (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

www.Collinsdictionary.com (c) HarperCollins Publishers Ltd 2016

Use "sensor" in a sentence
  • "Because of its particular electrical, metallic, and chemical composition, the sensor is able to “react” in a tell-tale manner when it comes into contact with the target."
  • "I'm not sure whose sarcasm sensor is malfunctioning -- mine or yours."
  • "The judicial mind (a.k.a. bull-sh*t sensor is on high alert after reading this)."