Meaning | (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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Category | cosmology, cosmogony, cosmogeny | The branch of astrophysics that studies the origin and evolution and structure of the universe |
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Parts | weakly interacting massive particle, WIMP | A hypothetical subatomic particle of large mass that interacts weakly with ordinary matter through gravitation |
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Broader | matter | That which has mass and occupies space |
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Spanish | materia oscura |
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Catalan | matèria fosca |
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