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

Gamma Knife

trademark

Definition of Gamma Knife

  1. —used for a medical device that emits a highly focused beam of gamma radiation




Medical Dictionary

Gamma Knife

trademark

Medical Definition of Gamma Knife

  1. —used for a medical device that emits a highly focused beam of gamma radiation used in noninvasive surgery




Learn More about gamma knife

  1. Medical Dictionary: Definition of Gamma Knife


Seen and Heard

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

WORD OF THE DAY

of striking ability or excellence

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

two-chairs-on-a-pier-by-the-ocean-in-summer

Which of the following words means “of or relating to summer”?

brumal vernal estival hiemal
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