polyubiquitination

noun

The addition of a series of ubiquitin molecules to another protein.

OriginEnglish ubiquitination ← Ancient Greek πολῠ́ς (polŭ́s) ← Proto-Indo-European *polh₁ús →
Scrabble 34
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounpolyubiquitination (plural polyubiquitinations)

plural polyubiquitinations

  1. biochemistryThe addition of a series of ubiquitin molecules to another protein.

Origin

  1. Proto-Indo-European*pleh₁-
  2. Proto-Indo-European*polh₁ús
  3. Ancient Greekπολῠ́ς (polŭ́s)
  4. Englishpoly-
  5. Englishubiquitination
  6. Englishpolyubiquitination

From poly- + ubiquitination.

Full word history & related roots →
Cite this entry
APA

polyubiquitination. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/polyubiquitination

MLA

“polyubiquitination.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/polyubiquitination. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “polyubiquitination,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/polyubiquitination.

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