unnova

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noun

The collapse of a star which cannot explode in a supernova.

Similar
failed supernova
Scrabble 9
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Meanings

noununnova (plural unnovae or unnovas)

plural unnovae · plural unnovas · alternative un-nova

  1. astronomyThe collapse of a star which cannot explode in a supernova.

    Synonyms: failed supernova

Synonyms & antonyms

nounThe collapse of a star which cannot explode in a supernova.

Similar
failed supernova
Also see
failed supernova

Origin

From un- + nova. From being similar to a supernova-process collapse, without the bright novalike outburst.

Full word history & related roots →
Cite this entry
APA

unnova. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/unnova

MLA

“unnova.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unnova. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “unnova,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/unnova.

Source: unnova on Wiktionary, CC BY-SA 4.0.