galactic year
noun Astronomy.
the duration of a complete rotation of the Milky Way, approximately 200 million years.
Nearby words
galactic noise, galactic nucleus, galactic plane, galactic pole, galactic poles, galactic year, galactico, galactin, galacto-, galactobolic, galactocele
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019