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

YAG

play
noun \ˈyag\

Definition of YAG

  1. :  a synthetic yttrium aluminum garnet of marked hardness and high refractive index that is used especially as a gemstone and in laser technology



Origin of yag

yttrium aluminum garnet


First Known Use: 1964

Rhymes with yag


Seen and Heard

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

WORD OF THE DAY

a smart aleck

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

maudlin prompt oily angry
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