supergiant star


noun
  1. Astronomy. an exceptionally luminous star whose diameter is more than 100 times that of the sun, as Betelgeuse or Antares.

Origin of supergiant star

1
First recorded in 1925–30

Words Nearby supergiant star

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use supergiant star in a sentence