| NOUN | object | Great Attractor | a massive grouping of galaxies in the direction of Centaurus and Hydra whose gravitational attraction is believed to cause deviations in the paths of other galaxies |
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| Meaning | A massive grouping of galaxies in the direction of Centaurus and Hydra whose gravitational attraction is believed to cause deviations in the paths of other galaxies. | |
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| Broader | galaxy, extragalactic nebula | (astronomy) a collection of star systems |
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