visual binary

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Related to Visual binaries: Binary star system

visual binary

n.
A binary star that can be resolved visually or telescopically into its two components.
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In the past, this angle could be found only in visual binaries, where we can resolve the individual stars and plot their movements.
Lee's film further offers many stark visual binaries as the successful culmination of Malcolm X's protest.
The preferred instrument for measuring visual binaries is the filar micrometer.