pigmentation

noun

Etymology: Etymology tree English pigment Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English pigmentation From pigment + -ation.

1. Coloration of human, plant or animal tissue, especially by pigment.

   “It may hence be assumed that this apparently capillary pigmentation should be ascribed merely to an accumulation of pigment-molecules towards one side of the hepatic cells.”

   “The neoplasm which, since the time of Laennec, is known by the designation Melanosis, is to be carefully distinguished from this pigmentation of the ordinary structures of the lung, which has been designated Anthracosis.”