1. a large system of stars, gas, and dust held together by gravity
Usage: astronomy
2. the Milky Way galaxy containing our solar system
Usage: often capitalized as Galaxy
3. a brilliant or impressive group of people or things
Usage: figurative

Examples

• The Andromeda galaxy is the nearest major galaxy to our own.
• Scientists estimate there are billions of galaxies in the universe.
• Our solar system is located in the Milky Way Galaxy.
• The Hubble telescope has captured images of distant galaxies.
• The awards ceremony featured a galaxy of Hollywood stars.
• She assembled a galaxy of talented musicians for the concert.