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visual binary
noun
, Astronomy.
- a binary star having components that are sufficiently separated to be resolved by a telescope.
visual binary
/ vĭzh′o̅o̅-əl /
- See under binary star
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Example Sentences
Alpha Centauri—the nearest star to the earth—is a visual binary, the component bodies revolving around each other in a period of about eighty-one years.
From Project Gutenberg
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