Definition of "anthocyanin" []

• 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. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The anthocyanin is in both cases the same, but in the rose it is bound to a plant acid and is therefore red, whereas in the cornflower it is bound to an alkali and is therefore blue."
• "The fruit are rich in an antioxidant pigment called anthocyanin which is thought to have anti-cancer properties."
• "They contain powerful phytochemicals, such as anthocyanin, which is the pigment that gives blueberries their color."