astrometric binary

  1. a binary star that can be recognized as such because of its undulating proper motion.

Origin of astrometric binary

First recorded in 1975–80

Words Nearby astrometric binary Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Scientific definitions for astrometric binary

astrometric binary

[ ăs′trə-mĕtrĭk ]

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