pseudouridine

P3S1E1U1D2O1U1R1I1D2I1N1E1

noun

An isomer of uridine, 5-ribosyluracil, associated with RNA

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

nounpseudouridine (countable and uncountable, plural pseudouridines)

plural pseudouridines

  1. countableuncountablebiochemistryAn isomer of uridine, 5-ribosyluracil, associated with RNA

Origin

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

From pseudo- + uridine.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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