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weakly interacting massive particle

   Also found in: Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.weakly interacting massive particle - 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
WIMP
natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics"
acronym - a word formed from the initial letters of the several words in the name
elementary particle, fundamental particle - (physics) a particle that is less complex than an atom; regarded as constituents of all matter
dark matter - (cosmology) a hypothetical form of matter that is believed to make up 90 percent of the universe; it is invisible (does not absorb or emit light) and does not collide with atomic particles but exerts gravitational force


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