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galactic coordinate
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noun Astronomy.
Usually galactic coordinates . a member of a system of coordinates that define the position of a celestial body with reference to the Milky Way.
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See also galactic latitude, galactic longitude
Origin of galactic coordinate
First recorded in 1930–35
Words nearby galactic coordinate
galact-, galactagogue, galactan, galactic, galactic cluster, galactic coordinate, galactic coordinate system, galactic equator, galactic halo, galactic latitude, galactic longitude
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023