Definition for "Proanthocyanin"

Proanthocyanin - (Noun)

biochemistry Any glycoside of a proanthocyanidin.
....Source from : Wiktionary

Proanthocyanin - (General)

1. Proanthocyanidin (PA or PAC), also known as procyanidin, oligomeric proanthocyanidin (OPC), leukocyanidin, leucoanthocyanin and condensed tannins, is a class of flavanols. Proanthocyanidins are essentially polymer chains of flavonoids such as catechins. ...
Source or sample of word "proanthocyanin"
2. (Proanthocyanins) a group of flavonoids, also called “condensed tannins,” are polyphenolic compounds that give flowers and fruit a blue, purple, or red hue. Proanthocyanins are powerful free radical scavengers and antioxidants.
Source or sample of word "proanthocyanin"
....Source from : Google Definitions