col·li·ma·tor
| \ ˈkä-lə-ˌmā-tər
\
\
Definition of collimator
1
: a device for producing a beam of parallel rays (as of light) or for forming an infinitely distant virtual image that can be viewed without parallax
2
: a device for obtaining a beam (as of particles) of limited cross section
Keep scrolling for more
Learn More about collimator
Dictionary Entries near collimator
See More Nearby EntriesStatistics for collimator
Look-up Popularity
Cite this Entry
“Collimator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/collimator. Accessed 28 Feb. 2021.
Style: MLA
MLA
Chicago
APA
Merriam-Webster
Chicago
APA
Merriam-Webster
Keep scrolling for more
More Definitions for collimator
collimator
noun
col·li·ma·tor
| \ ˈkäl-ə-ˌmāt-ər
\
\
Medical Definition of collimator
: a device for obtaining a beam of radiation (as X-rays) of limited cross section
Comments on collimator
What made you want to look up collimator? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
February 2021 Words of the Day Quiz
-
- Which is a synonym of perdure?
Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
Spell words. Make bears.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share collimator
Time Traveler for collimator
The first known use of collimator was in 1865
See more words from the same year