pseudoscalar

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noun

A quantity that behaves like a scalar, but changes sign under a parity inversion

OriginEnglish scalar ← Middle English pseudo- ← Ancient Greek ψευδής (pseudḗs) →
UncommonScrabble 17
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Meanings

nounpseudoscalar (plural pseudoscalars)

plural pseudoscalars

  1. natural sciencesA quantity that behaves like a scalar, but changes sign under a parity inversion

Origin

  1. Ancient Greekψεύδω (pseúdō)
  2. Ancient Greekψευδής (pseudḗs)
  3. Middle Englishpseudo-
  4. Englishpseudo-
  5. Englishscalar
  6. Englishpseudoscalar

From pseudo- + scalar.

Full word history & related roots →

Translations

Irish súdascálach
  • súdascálachquantity
Italian pseudoscalare
  • pseudoscalarequantity
Polish pseudoskalar
  • pseudoskalarquantity
Cite this entry
APA

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

MLA

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

Chicago

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

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