retinene

noun
ret·​i·​nene | \ ˈre-tə-ˌnēn \

Definition of retinene

First Known Use of retinene

1934, in the meaning defined above

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The first known use of retinene was in 1934

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retinene

noun
ret·​i·​nene | \ ˈret-ᵊn-ˌēn \

Medical Definition of retinene

: either of two aldehydes derived from vitamin A:
a : retinal
b : an orange-red crystalline compound C20H26O related to vitamin A2 and formed from porphyropsin by the action of light

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