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

beam splitter

noun

Definition of beam splitter

  1. :  a mirror or prism or a combination of the two that is used to divide a beam of radiation into two or more parts



1935

First Known Use of beam splitter

1935


Learn More about beam splitter


Seen and Heard

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

WORD OF THE DAY

to expose to danger or risk

Get Word of the Day daily email!