Standard Lemma guide

tannin

noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈtænɪn/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -ænɪn

1

noun

Meaning 1

Tannic acid or any of its derivatives.

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

An evil sea monster in Canaanite and Hebrew mythology.

Definition source: English Wiktionary via Wiktextract

Topics: human-sciences, mysticism, mythology, philosophy, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

any of various complex phenolic substances of plant origin; used in tanning and in medicine

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: tannic acid

Antonyms: none provided

Broader terms: phenol

Narrower terms: cutch, kutch, catechin

History

Etymology

From French tannin, from Latin tannum (“oak bark”), from Gaulish *tannos (“oak”). Related to tan. By surface analysis, tann- + -in.

Borrowed from Hebrew תַּנִּין (tannīn).

Across languages

Translations

22 source translations are retained for this English entry.

  • Bulgarian: тани́н (tanín) — tannic acid
  • Catalan: taní — tannic acid
  • Chinese Mandarin: 单宁 (dānníng) — tannic acid
  • Chinese Mandarin: 鞣酸 (róusuān) — tannic acid
  • Czech: tanin — tannic acid
  • Danish: tannin — tannic acid
  • Esperanto: tanino — tannic acid
  • Finnish: tanniini — tannic acid
  • French: tanin — tannic acid
  • Galician: tanino — tannic acid
  • German: Tannin — tannic acid
  • Hungarian: csersav — tannic acid
  • Ido: tanino — tannic acid
  • Italian: tannino — tannic acid
  • Persian: تنین (tanin) — tannic acid
  • Persian: تانن (tânan) — tannic acid
  • Polish: tanina — tannic acid
  • Portuguese: tanino — tannic acid
  • Russian: танин (tanin) — tannic acid
  • Spanish: tanino — tannic acid
  • Turkish: tanen — tannic acid
  • Ukrainian: танін (tanin) — tannic acid