photoelectric cell

noun

Definition of photoelectric cell

: an electronic device whose electrical properties are modified by the action of light

First Known Use of photoelectric cell

1890


PHOTOELECTRIC CELL Defined for English Language Learners

photoelectric cell

noun

Definition of photoelectric cell for English Language Learners

  • : an electronic device that converts changes in light into changes in an electric current


Learn More about photoelectric cell


Seen and Heard

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

sticky or viscid

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!