| NOM | substance | matèria fosca | (cosmology) a hypothetical form of matter that is believed to make up 90 percent of the universe |
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| Sentit | (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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| Categoria | cosmogonia, cosmologia | The branch of astrophysics that studies the origin and evolution and structure of the universe |
| General | matèria, substància | That which has mass and occupies space |
| Anglès | dark matter | |
| Espanyol | materia oscura | |
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