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quark

quark

14 9.9
A very small particle found inside protons and neutrons
  • noun
  • /kwɔrk/
  • Specialized
translation icon : quark
  • But as the energy density increases, the average distance between quarks and gluons becomes smaller.
  • quarks, gluons
  • strange quark
  • quark spin

There are up quarks, down quarks, truth quarks, beauty quarks, strange quarks.

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Examples

  • RHIC, which was dedicated on 4 October, is designed to study the transition to a quark-gluon plasma.

    Academic text (1999)
  • What is the electrical charge of an up-type quark?

  • No one's actually ever seen a quark, but we know they exist.

  • Did you read my latest paper on quarks?

  • A neutron, for example, is made of one up quark and two down quarks.

  • Protons are made of much smaller components, called quarks and gluons.

  • And protons and neutrons are made up of quarks.

  • A neutron, for example, is made of one up quark and two down quarks.

  • Did you read my latest paper on quarks?

  • The nuclear strong force is what holds quarks together to make protons and neutrons.

Synonyms

top quark
vsquark
  • Specialized
1 9.5

A very heavy tiny particle studied by physicists

is the broad family of fundamental particles that includes very heavy members
charm quark
vsquark
  • Specialized
9.3

A very small particle with a positive charge that is heavier than an electron

is the general class of fundamental particles including six distinct flavors
up quark
vsquark
  • Specialized
9.9

A very small particle with a positive charge that helps make protons and neutrons

is the broader category of fundamental particles that make up hadrons
down quark
vsquark
  • Specialized
9.9

A very small particle inside protons and neutrons with an electric charge of minus one third

is the overall group of fundamental constituents, not a single flavor
strange quark
vsquark
  • Specialized
9.9

Very small particle inside some subatomic particles with electric charge -1/3 and strangeness -1

is the wide class of basic particles where such flavor properties occur
bottom quark
vsquark
  • Specialized
9.9

A very small particle created in particle experiments that is much heavier than an electron

is the general particle type that includes various heavy and light members
beauty quark
vsquark
  • Specialized
9.9

A tiny particle with a small negative charge that is much heavier than an electron

is the overarching category covering all named particle flavors
truth quark
vsquark
  • Archaic
9.9

A very heavy particle in physics that people call the top quark

is the general group concept that may be hypothesized or observed in physics

Compounds

top quark
  • Specialized
1 9.5

A very heavy tiny particle studied by physicists

beauty quark
  • Specialized
9.9

A tiny particle with a small negative charge that is much heavier than an electron

bottom quark
  • Specialized
9.9

A very small particle created in particle experiments that is much heavier than an electron

charm quark
  • Specialized
9.3

A very small particle with a positive charge that is heavier than an electron

down quark
  • Specialized
9.9

A very small particle inside protons and neutrons with an electric charge of minus one third

A soft fresh cheese like cottage cheese used in European cooking

truth quark
  • Archaic
9.9

A very heavy particle in physics that people call the top quark

strange quark
  • Specialized
9.9

Very small particle inside some subatomic particles with electric charge -1/3 and strangeness -1

up quark
  • Specialized
9.9

A very small particle with a positive charge that helps make protons and neutrons

How Small

quark
  • Specialized
14 9.9
electron
  • Specialized
100 3.7
proton
  • Specialized
63 4.5
atom
  • Specialized
170 3.5
molecule
  • Specialized
209 3.4

Surface Forms

quark singular
quarks plural

Etymology

Quark for the particle was borrowed by physicist Murray Gell-Mann from a curious line in James Joyce's book, 'Three quarks for Muster Mark', giving a short, odd name for a very small thing, and so today a quark is a tiny, strange building block of matter.