isoprenyl

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noun

The univalent radical -CH₂CH=C(CH₃)₂ (C₅H₉) derived from isoprene (C₅H₈).https://journals.sagepub.com/doi/pdf/10.1177/1934578X0900400115 Also called prenyl.

OriginAncient Greek ῡ̔́λη (hū́lē) ← Proto-Indo-European *swel-der.? ← English isoprene →
Scrabble 14
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Meanings

nounisoprenyl (plural isoprenyls)

plural isoprenyls

  1. especiallyin compoundschemistryThe univalent radical -CH₂CH=C(CH₃)₂ (C₅H₉) derived from isoprene (C₅H₈).https://journals.sagepub.com/doi/pdf/10.1177/1934578X0900400115 Also called prenyl.

Origin

  1. Englishisoprene
  2. Proto-Indo-European*swel-der.?
  3. Ancient Greekῡ̔́λη (hū́lē)
  4. Englishisoprenyl

From isoprene + -yl.

Full word history & related roots →

Rhymes & wordplay

Anagrams

polyresin
Cite this entry
APA

isoprenyl. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/isoprenyl

MLA

“isoprenyl.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/isoprenyl. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “isoprenyl,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/isoprenyl.

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