Red Supergiant Definition
noun
A massive star of great size and luminosity that has a relatively low surface temperature ranging from 3,000 to 4,000 kelvin (4,940° to 5,740° F), giving it a reddish or orange hue.
American Heritage
(astronomy) A very large, red star, such as Betelgeuse and Antares.
Wiktionary
Other Word Forms of Red Supergiant
Noun
Singular:
red supergiant
Plural:
red-supergiants
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