anthocyanin[an′t̸hō sī′ə nin′]
anthocyanin definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a water-soluble, reddish or blue pigment in flowers, plants, and some insects
Origin: antho- plush Classical Greek kyan(os), blue (see cyano-) plush -in
anthocyanin definition by American Heritage Dictionary
Any of various water-soluble pigments that impart to flowers and other plant parts colors ranging from violet and blue to most shades of red.
Origin: antho- + cyanin(e).