Quinoline

//ˈkwɪnəliːn// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    Any of a class of aromatic heterocyclic compounds containing a benzene ring fused with a pyridine ring; especially the simplest such compound, C₉H₇N.

Etymology

From quinine (“Cinchona bark”) + -oline.

Related phrases

quinoline yellowbenzene ring

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.