isoquinoline

I1S1O1Q10U1I1N1O1L1I1N1E1

noun

An isomer of quinoline, many of whose derivatives occur as alkaloids and are synthesized for use as dyes, pharmaceuticals etc.

OriginEnglish quinoline ← Ancient Greek ῐ̓́σος (ĭ́sos) →
RareScrabble 21
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Meanings

nounisoquinoline (plural isoquinolines)

plural isoquinolines

  1. chemistryAn isomer of quinoline, many of whose derivatives occur as alkaloids and are synthesized for use as dyes, pharmaceuticals etc.

Origin

  1. Ancient Greekῐ̓́σος (ĭ́sos)
  2. Englishiso-
  3. Englishquinine
  4. Englishquinoline
  5. Englishisoquinoline

From iso- + quinoline.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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