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Pronunciation: kro'mo-for


  1. The atomic grouping on which the color of a substance depends.
  2. A target tissue for laser light therapy; absorption wavelength of tissue determines choice of laser wavelength. Common dermal chromophores include hemoglobin, oxyhemoglobin, collagen, beta-carotene, and melanin.

Synonym(s): chromatophore3, color radical

[chromo- + G. phoros, bearing]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.