from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A hypothetical, massive subatomic particle with zero electric charge whose existence would explain the masses of the elementary particles.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A hypothetical elementary particle predicted by the Standard Model; a boson with zero spin, it is thought to give mass to other particles.
I know that it is designed to discover whether the Higgs boson exists, but what exactly is the Higgs boson and why do we need to know about it?