Definitions
Century Dictionary and Cyclopedia
- n. A refracting substance arranged like a plate in the skin of some fishes.
Wiktionary
- n. A cell, found in some animals, that is filled with iridescent crystals of guanine
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elsabet From the OED:
(n.) A cell which refracts light to cause iridescence, found in the skin of fishes, cephalopods, and certain other animals.
1893 CUNNINGHAM & MACMUNN in Phil. Trans. R. Soc. B. CLXXXIV. 767
The chief features of the iridocytes are their regularity of outline, and their great reflecting power.
Jun 28, 2007