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Noun: rhodopsin  row'dóp-sin
  1. A red photopigment in the retinal rods of vertebrates; dissociates into retinene by light
    "Rhodopsin plays a crucial role in night vision";
    - visual purple, retinal purple

Derived forms: rhodopsins

Type of: photopigment

Part of: retinal rod, rod, rod cell

Encyclopedia: Rhodopsin