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Definition of retinyl in English:

retinyl

noun

Biochemistry

  • The radical —C₂₀ H₂₈, derived from retinol (vitamin A₁) by the loss of the hydroxyl group. Usually attributive or as a formative element in names.

Pronunciation

retinyl

/ˈrɛtɪnɪl/ /ˈrɛtɪnʌɪl/

Origin

1960s; earliest use found in Biochimica et Biophysica Acta. From retin- + -yl.