Definition of tannin
1 : any of various soluble astringent complex phenolic substances of plant origin used especially in tanning leather and dyeing textiles, manufacturing ink, clarifying wine and beer, and in medicine
2 : a substance that has a tanning effect
Recent Examples of tannin from the Web
By 1996, Bodegas Torres, with Miguel A. Torres as its president, produced its first healthy ancestral grape species: Garró, a tannin-heavy, dark blue grape.
For the most part, the dark-skinned grape creates wines that are medium- to full-bodied, with deep, dark color, grippy tannins and good acidity, especially in Old World versions.
High-resin woods, like spruce, pine, arborvitae and juniper, take longer to break down in the compost pile, as do oak and cottonwood tree leaves, which are high in tannin.
Freeman said acidity, sweetness, tannin and use of oak all became part of the equation.
Stick with young wines with lots of tannins and don’t mess with the Pinot Noir.
Also, the wine's tealike tannins will cut through the richness of the meat.
Its flavors follow a spicy line, but the texture — firm but not hard, with a chewy give to the tannins — is sensuous and vibrant.
Tree tannins, lichen and fungi, as well as flowers, leaves, stems and even roots were also transformed into dyes.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tannin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of tannin
French, from tanner to tan
First Known Use: 1802See Words from the same year
TANNIN Defined for English Language Learners
Definition of tannin for English Language Learners
: a reddish acid that comes from plants, is used in making ink and leather, and occurs in various foods and drinks (such as wine)
TANNIN Defined for Kids
Definition of tannin for Students
: a substance often made from oak bark or sumac and used in tanning animal hides, dyeing fabric and yarn, and making ink
Seen and Heard
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