One of the mysteries of the English language finally explained.
The radical —C₂₀H₂₈, derived from retinol (vitamin A₁) by the loss of the hydroxyl group. Usually attributive or as a formative element in names.
1960s; earliest use found in Biochimica et Biophysica Acta. From retin- + -yl.
In this article we explore how to impress employers with a spot-on CV.