What do a.m. and p.m. stand for?


[foh-toh-di-tek-ter] /ˈfoʊ toʊ dɪˌtɛk tər/
Electronics. any device, as a photodiode, phototube, or photovoltaic cell, that uses the photoelectric effect to convert radiant energy into an electrical signal.
Origin of photodetector
1945-50; photo- + detector Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for photodetector
  • If the photons from the two ions are in the same state, the beam splitter will shunt both to one photodetector.
  • The problem is that the photodetector part of the silicon often sits below layers of transistors, metal wires, and a color filter.
  • Precisely timed light pulses are launched into the fiber and strike a photodetector at the other end.
  • The subject breathes into a tube that contains a laser, a system of mirrors, and a photodetector.
  • The fibers are recombined and connected to a photodetector.

Word of the Day

Difficulty index for photodetector

Few English speakers likely know this word

Word Value for photodetector

Scrabble Words With Friends