D defs.my
Entry 1 sense Webster, 1913

Metachrosis

· Met·a·chro·sis · IPA
01 n. The power of changing color at will by the expansion of special pigment cells, under nerve influence, as seen in many reptiles, fishes, etc.
  1. 1.
    The power of changing color at will by the expansion of special pigment cells, under nerve influence, as seen in many reptiles, fishes, etc.(Biol.)