What does tannin mean?
nounA naturally occurring compound found in plants, particularly in the bark, leaves, and seeds of certain trees and shrubs, responsible for the astringent taste and bitterness of wine, tea, and other beverages. Tannins are also used in the production of leather, ink, and other products.
Example
"The tannins in the red wine gave it a dry, puckering taste."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.