Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

photodetector

play
noun pho·to·de·tec·tor \-di-ˈtek-tər\

Definition of photodetector

  1. :  any of various devices for detecting and measuring the intensity of radiant energy through photoelectric action



1947

First Known Use of photodetector

1947


Learn More about photodetector


Seen and Heard

What made you want to look up photodetector? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a very small amount

Get Word of the Day daily email!