supergalaxy

[ soo-per-gal-uhk-see ]

noun

, Astronomy.

, plural su·per·gal·ax·ies.

1. a system of galaxies.

Other Words From

• su·per·ga·lac·tic [soo-per-g, uh, -, lak, -tik], adjective

Word History and Origins

Origin of supergalaxy¹

First recorded in 1925–30; super- + galaxy

Example Sentences

Now it seemed more reasonable to regard the Milky Way system as a supergalaxy consisting of the Milky Way proper, the globular clusters lying above and below it, and the nearby Small and Large Clouds of Magellan, only 80,000 or 90,000 light-years away�a supergalaxy of normal size in comparison with other super-systems.

From Time Magazine Archive