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

excimer laser

play
noun ex·ci·mer laser \ˈek-si-ˌmər-\

Definition of excimer laser

  1. :  a laser that uses a noble-gas halide to generate radiation usually in the ultraviolet region of the spectrum



Origin of excimer laser

excited + dimer


First Known Use: 1973


Medical Dictionary

excimer laser

noun ex·ci·mer laser

Medical Definition of excimer laser

  1. :  a laser that uses a compound of a halogen and a noble gas to generate radiation usually in the ultraviolet region of the spectrum




Learn More about excimer laser

  1. Medical Dictionary: Definition of "excimer laser"


Seen and Heard

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

WORD OF THE DAY

the range of perception or understanding

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alt-5746713d76276

Which of these is a synonym of nonplus?

disapprove perplex soothe reduce
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ