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Dictionary


ret•i•noid



Pronunciation: (ret'n-oid"), [key]
n.
Biochem.any of a group of substances related to vitamin A and functioning like vitamin A in the body.

adj.
resembling the retina.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

retinoblastomaretinol

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