metachrosis
Met`a*chro"sis, n. Etym: [NL., from Gr. (Biol.) Defn: The power og changing color at will by the expansion of special pigment cells, under nerve influence, as seen in many reptiles, fishes, etc. Cope.
Met`a*chro"sis, n. Etym: [NL., from Gr. (Biol.) Defn: The power og changing color at will by the expansion of special pigment cells, under nerve influence, as seen in many reptiles, fishes, etc. Cope.