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companion star

noun, Astronomy
1.
companion1 (def 6).
Origin
1775-1785
1775-85
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for companion star
  • The pulsar orbits around a companion star that is nearby.
  • Muller suggests that the sudden increase offers indirect evidence for a companion star to the sun.

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Word Value for companion

15
20
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