red giant

noun

A large red coloured star with a lower surface temperature than many stars, being at the final stage of moderately massive main-sequence stars.

Similar
red giant star

Meanings

nounred giant (plural red giants)

plural red giants

  1. astronomyA large red coloured star with a lower surface temperature than many stars, being at the final stage of moderately massive main-sequence stars.

    Maji orbits the Vamshi binary giant stars. Vamshi-A is a blue star of spectral class A4III which burns at half again the temperature of Sol. Vamshi-B is an aging red giant of class M5III, over 220 times the size of Sol.

    2008, BioWare, Mass Effect (Science Fiction), Redwood City: Electronic Arts, →ISBN, →OCLC, PC, scene: Maji planet description

Synonyms & antonyms

nouna large, old, luminous star; has a relatively low surface temperature and a diameter large relative to the sun

Similar
red giant star
Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Chinese Mandarin 紅巨星 /红巨星
  • 紅巨星 /红巨星 (hóngjùxīng)large red star
Dutch rode reus
  • rode reuslarge red star
Finnish punainen jättiläinen
  • punainen jättiläinenlarge red star
French géante rouge
  • géante rougelarge red star
German Roter Riese
  • Roter Rieselarge red star
Greek ερυθρός γίγαντας
  • ερυθρός γίγαντας (erythrós gígantas)large red star
Hindi लाल दानव तारा
  • लाल दानव तारा (lāl dānav tārā)large red star
Hungarian vörös óriás
  • vörös óriáslarge red star
Icelandic rauður risi
  • rauður risilarge red star
Irish fathach dearg
  • fathach dearglarge red star
Italian gigante rossa
  • gigante rossalarge red star
Japanese 赤色巨星
  • 赤色巨星 (sekishokukyosei)large red star
Korean 적색거성
  • 적색거성 (jeoksaek geojeong)large red star
Polish czerwony olbrzym
  • czerwony olbrzymlarge red star
Portuguese gigante vermelha
  • gigante vermelhalarge red star
Russian кра́сный гига́нт
  • кра́сный гига́нт (krásnyj gigánt)large red star
Spanish gigante roja
  • gigante rojalarge red star
Swedish röd jätte
  • röd jättelarge red star
Cite this entry
APA

red giant. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/red%20giant

MLA

“red giant.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/red%20giant. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “red giant,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/red%20giant.

Source: red giant on Wiktionary, CC BY-SA 4.0.