Etymology

kynurenic acid

Today it means: A metabolite of tryptophan that has antiexcitotoxic and anticonvulsant activity. Full definition →

Ancient Greek κῠ́ων, κῠνός
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The story

  1. Ancient Greek · derived fromκῠ́ων, κῠνός“dog”
  2. English todaykynurenic acid

From Ancient Greek κῠ́ων, κῠνός (kŭ́ōn, kŭnós, “dog”) + οὖρον (oûron, “urine”); so called because discovered in dog urine.

Etymology from Wiktionary, CC BY-SA 4.0.