Definition of supergiant in English:

Share this entry

supergiant

Pronunciation: /ˈsuːpədʒʌɪənt/

noun

Astronomy
A very large star that is even brighter than a giant, often despite being relatively cool.
Example sentences
  • It was suggested that the red supergiant orbited a companion star that had shredded its outer layers just before the explosion.
  • This new heat supply causes the outer layers of the star to expand and cool, and the star becomes a red giant, or a red supergiant if it is very massive.
  • In fact, it has become the coolest supergiant star ever found and all because of a single observation made by a dedicated amateur astronomer in Australia.

For editors and proofreaders

Line breaks: super|giant

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.