Definition of boson
: a particle (such as a photon or meson) whose spin quantum number is zero or an integral number — compare fermion
Test Your Vocabulary
Name That Food
-
- Name these cookies!

Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share boson
Time Traveler for boson
The first known use of boson was in 1947
See more words from the same year