Standard Lemma guide

thiazine

noun · 2 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

A six-membered heterocycle containing four carbon atoms, one nitrogen and one sulfur atom, and two double bonds.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a compound made up of a ring of four carbon atoms and one sulfur atom and one nitrogen atom

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: organic compound

Narrower terms: methylene blue, methylthionine chloride, phenothiazine, thiodiphenylamine

History

Etymology

Etymology tree English thia- Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ᾰ̓- (ă-) Proto-Indo-European *gweyh3- Proto-Indo-European *-wós Proto-Indo-European *gwih3wós Proto-Indo-European *gwíh3weti Proto-Hellenic *gwyṓw-ō Proto-Hellenic *ďṓwō Ancient Greek ζώω (zṓō) Ancient Greek ζῶ (zô) Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Ancient Greek -ᾱ (-ā) Ancient Greek -η (-ē) Ancient Greek ζωή (zōḗ) French azotebor. English az(ote) Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English azine English thiazine From thia- + azine.

Across languages

Translations

6 source translations are retained for this English entry.

  • Chinese Cantonese: 噻嗪 (sak1 ceon4) — aromatic heterocyclic compound
  • Chinese Mandarin: 噻嗪 (sāiqín) — aromatic heterocyclic compound
  • French: thiazine — aromatic heterocyclic compound
  • Italian: tiazina — aromatic heterocyclic compound
  • Japanese: チアジン (chiajin) — aromatic heterocyclic compound
  • Korean: 티아진 (tiajin) — aromatic heterocyclic compound