neutron star

1. 1.

   a star that has collapsed under its own gravity; it is composed of neutrons

   Broaderstar

   Narrowerpulsar

Questions about neutron star

What does neutron star mean?

neutron star means "a star that has collapsed under its own gravity; it is composed of neutrons".

Is neutron star a common word?

neutron star is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.