Etymology

cyano-

Today it means: Dark blue-green in colour Full definition →

Ancient Greek κῠᾰ́νεος (kŭắneos) ← Proto-Hellenic *kúwanos ← Proto-Indo-European *ḱwey-
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The story

  1. Proto-Indo-European*ḱwey-
  2. Proto-Hellenic*kúwanos
  3. Ancient Greekκῠ́ᾰνος (kŭ́ănos)
  4. Ancient Greekκῠᾰ́νεος (kŭắneos)
  5. English todaycyano-

From Ancient Greek κυάνεος (kuáneos, “dark blue”).

Etymology from Wiktionary, CC BY-SA 4.0.