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fusor

[ fyōōzôr ]
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Any of a proposed category of celestial objects that undergo nuclear fusion in their cores at some point during their lifetimes, the least massive of which are about 13 times Jupiter's mass and sustain the fusion of deuterium atoms into heavier elements.

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The verb tenses can be split into which 3 primary categories?

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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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