weakly interacting massive particle

Definitions of weakly interacting massive particle
  1. noun
    a hypothetical subatomic particle of large mass that interacts weakly with ordinary matter through gravitation; postulated as a constituent of the dark matter of the universe
    synonyms: WIMP
    see moresee less
    type of:
    elementary particle, fundamental particle
    (physics) a particle that is less complex than an atom; regarded as constituents of all matter
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