astrometric binary
nounAstronomy.
a binary star that can be recognized as such because of its undulating proper motion.
Origin of astrometric binary
1First recorded in 1975–80
Words Nearby astrometric binary
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Scientific definitions for astrometric binary
astrometric binary
[ ăs′trə-mĕt′rĭk ]
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