Definition of squark in English:

squark

noun

Physics
  • The supersymmetric counterpart of a quark, with spin 0 instead of 1/2.

    • ‘Quarks have bosonic partners called squarks, neutrinos have sneutrinos and so on.’
    • ‘Every chiral fermion in the Standard Model has a scalar superpartner; collectively these scalars are referred to as the sfermions, which divide like quarks and leptons into squarks and sleptons.’
    • ‘The scalar superpartners of quarks and electrons are called squarks and selectrons.’

Origin

1980s: from s(uper) + quark.

Pronunciation:

squark

/skwɑːk/