Etymology

butadiynyl

B3U1T1A1D2I1Y4N1Y4L1

Today it means: The univalent radical HC≡C-C≡C- derived from butadiyne Full definition →

Ancient Greek ῡ̔́λη (hū́lē) ← English butadiyne
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The story

  1. Englishbutadiyne
  2. Ancient Greekῡ̔́λη (hū́lē)
  3. English todaybutadiynyl

From butadiyne + -yl.

Etymology from Wiktionary, CC BY-SA 4.0.