Word.ws English Dictionary

Plural of supernova

irregular plural

The plural of supernova is supernovae or supernovas.

Forms of supernova

Singularsupernova /ˌsuː.pə(ɹ)ˈnəʊ.və/
Pluralsupernovae /ˌsuː.pə(ɹ)ˈnəʊ.vi/
supernovas
Countablecountable

Supernovae and supernovas in a sentence

  • It is possible that supernovae occur in conjunction with either a satellite planet or binary star.1970 January 17, Stirling Colgate, “Ejection of Companion Objects by Supernovae”, in Nature, volume 225, Letters, pages 247–248. From the entry satellite planet
  • Fast radiation-driven winds and supernovae input their huge kinetic power into the interstellar medium in the form of highly supersonic and superalfvenic outflows.2015, Andrei Bykov, “Nonthermal particles and photons in starburst regions and superbubbles”, in Astronomy and Astrophysics Review, volume…. From the entry superalfvenic
  • Those heavy elements were created by fusion within Population II stars that exploded as supernovas and seeded them into interstellar clouds.2021 May 21, Tom Metcalfe, “An ancient star casts new light on the birth of the universe”, in NBC News, archived from the original on 06…. From the entry Population II
  • Perhaps supernovas are twinkling omnicides in the sky.2020, Thomas Moynihan, X-Risk: How Humanity Discovered Its Own Extinction, Falmouth, Cornwall: Urbanomic Media, →ISBN, page 292. From the entry omnicide
  • During burst the supernovas in forming stage throw more mass than the novas do and give a milliard-fold as much as luminosity as the Sun.1998, Jinning Wu, Yuhua Li, translated by Zhichao Wang, The Truth of the Universe, →ISBN. From the entry milliardfold

Meaning of supernova

  1. noun A powerful and bright explosion of a massive star, which afterwards becomes a neutron star or a black hole, or is destroyed.
  2. noun Something brilliant.

Full definition of supernova

Nouns ending in -a: plural -ae

Questions about the plural of supernova

What is the plural of supernova?
The plural of supernova is supernovae or supernovas.
Which is correct, supernovae or supernovas?
Both are used. supernovae is the more common of the two in English writing.
Is supernova countable?
Supernova is a countable noun.

Source and license

Adapted from Wiktionary: supernova (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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Cite this page: “Plural of supernova.” Word.ws, https://word.ws/plural/supernova. Based on Wiktionary, CC BY-SA 4.0.