| / English Dictionary |
DOWN QUARK
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A stable quark with an electric charge of -1/3 and a mass 607 times that of an electron
Classified under:
Nouns denoting natural objects (not man-made)
Hypernyms ("down quark" is a kind of...):
quark ((physics) hypothetical truly fundamental particle in mesons and baryons; there are supposed to be six flavors of quarks (and their antiquarks), which come in pairs; each has an electric charge of +2/3 or -1/3)
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