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Zwicky dark matter |
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Zwicky dark matter [¦zwik·ē ′därk ‚mad·ər] (astronomy) Matter of unknown nature that is postulated to exist outside the visible parts of galaxies or between galaxies in order to account for the radial velocity dispersion of galaxies in clusters. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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