galactic year en · NOUN
Meanings
- The time taken for the Solar System to orbit around the center of the Milky Way Galaxy, estimated to be from 225 to 250 million years.
- (broadly) The time taken for a celestial body to complete a quasi-orbit in a galaxy.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| galactic years | Number=Plur | lexicographic |