Definitions

1. noun

A type of supermassive black hole found at the centers of galaxies, characterized by an extremely large event horizon and intense gravitational pull.

“The discovery of a new collapsar in the Andromeda galaxy is an exciting breakthrough in astrophysics.”

2. noun

A hypothetical massive, collapsed object, especially a star that has undergone a supernova and collapsed in on itself.

“Scientists have proposed the existence of collapsars as a potential explanation for certain types of gamma-ray bursts.”