| Library / English Dictionary |
QUARK
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
Fresh unripened cheese of a smooth texture made from pasteurized milk, a starter, and rennet
Synonyms:
quark; quark cheese
Classified under:
Nouns denoting foods and drinks
Hypernyms ("quark" is a kind of...):
cheese (a solid food prepared from the pressed curd of milk)
Sense 2
Meaning:
(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
Example:
quarks have not been observed directly but theoretical predictions based on their existence have been confirmed experimentally
Classified under:
Nouns denoting natural objects (not man-made)
Hypernyms ("quark" is a kind of...):
elementary particle; fundamental particle ((physics) a particle that is less complex than an atom; regarded as constituents of all matter)
Domain category:
natural philosophy; physics (the science of matter and energy and their interactions)
Hyponyms (each of the following is a kind of "quark"):
beauty quark; bottom quark (a quark with a charge of -1/3 and a mass about 10,000 times that of an electron)
charm quark (a quark with an electric charge of +2/3 and a mass 2900 times that of an electron and a charm of +1)
down quark (a stable quark with an electric charge of -1/3 and a mass 607 times that of an electron)
squark; strange quark (a quark with an electric charge of -1/3 and a mass 988 times that of an electron and a strangeness of -1)
top quark; truth quark (a hypothetical quark with a charge of +2/3 and a mass more than 100,000 times that of an electron)
up quark (a stable quark with an electric charge of +2/3 and a mass 607 times that of an electron)
Holonyms ("quark" is a part of...):
hadron (any elementary particle that interacts strongly with other particles)
II. (verb)
Sense 1
Present simple (first person singular and plural, second person singular and plural, third person plural) of the verb quark
