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Tannin Meaning: Definition, Examples, and Translations

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tannin

[ˈtænɪn ]

Definition

Context #1 | Noun

chemistry, biology

Tannin is a type of polyphenolic compound found in various plants. It plays a crucial role in the astringency of certain foods and beverages, such as wine and tea. Tannins can bind with proteins and other macromolecules, which can affect taste and texture.

Synonyms

astringent, polyphenol.

Examples of usage

  • The tannin in red wine can give it a bold flavor.
  • Tea often contains tannins that can lead to a slightly bitter taste.
  • The astringent properties of tannins are used in leather tanning.

Translations

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Origin of 'tannin'

The word 'tannin' is derived from the French word 'tanne', which means 'to tan', referring to the process of converting animal hides into leather. The name highlights the compound's historical association with the tanning of leather, where its astringent properties were utilized to preserve animal skins. Tannins have been recognized for centuries and were used by ancient civilizations for the preservation of leather and textiles. As scientific understanding of plant compounds progressed, tannins were identified for their roles in various biological functions and their impact on flavor profiles in foods and beverages. The term 'tannin' has been part of the scientific vocabulary since the late 18th century, as chemists began to classify and study these important compounds.

Word Frequency Rank

With rank #18,055, this word belongs to specialized vocabulary. While not common in everyday speech, it enriches your ability to express complex ideas.