polyisobutene

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noun

A polymer of isobutene; butyl rubber.

OriginEnglish isobutene ← Ancient Greek πολῠ́ς (polŭ́s) ← Proto-Indo-European *polh₁ús →
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Meanings

nounpolyisobutene (plural polyisobutenes)

plural polyisobutenes

  1. chemistryA polymer of isobutene; butyl rubber.

Origin

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

From poly- + isobutene.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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