Definitions

1. adjective

relating to or characteristic of the galaxy or galaxies.

“The astronauts were on a galactic mission to explore distant star systems.”

2. noun

the galaxy or a galaxy.

“Our solar system is part of the Milky Way galaxy, a galactic wonder of the universe.”

3. noun

a galaxy; a large, gravitationally bound system of stars, stellar remnants, interstellar gas, dust, and dark matter.

“The astronomers studied the structure and evolution of the galactic disk.”

4. noun

the Milky Way galaxy; the galaxy containing the solar system.

“The galactic center is home to a supermassive black hole.”