Etymology

retinyl

R1E1T1I1N1Y4L1

Today it means: The univalent radical derived from retinol Full definition →

Ancient Greek ῡ̔́λη (hū́lē) ← English retinol
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The story

  1. Englishretinol
  2. Ancient Greekῡ̔́λη (hū́lē)
  3. English todayretinyl

From retinol + -yl.

Etymology from Wiktionary, CC BY-SA 4.0.