supergiant star
noun
Astronomy.
an exceptionally luminous star whose diameter is more than 100 times that of the sun, as Betelgeuse or Antares.
Also called
supergiant.
Origin of supergiant star
First recorded in 1925–30
Words nearby supergiant star
superfund,
superfuse,
supergalaxy,
supergene,
supergiant,
supergiant star,
superglacial,
superglue,
supergovernment,
supergrade,
supergranulation cell