Standard Lemma guide

endotoxin

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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1

noun

Meaning 1

Any toxin secreted by a microorganism and released into the surrounding environment only when it dies.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a toxin that is confined inside the microorganisms and is released only when the microorganisms are broken down or die

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: exotoxin

Broader terms: toxin

History

Etymology

Etymology tree Proto-Indo-European *h1n̥dóm Proto-Hellenic *éndon Ancient Greek ἔνδον (éndon)der. English endo- Ancient Greek τόξον (tóxon) Proto-Indo-European *-kos Proto-Hellenic *-kos Ancient Greek -κός (-kós) Ancient Greek -ῐκός (-ĭkós) Ancient Greek τοξῐκός (toxĭkós) Ancient Greek τοξικόν (toxikón)der. Latin toxicum Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ineclip. English -in English toxin English endotoxin From endo- + toxin.

Across languages

Translations

14 source translations are retained for this English entry.

  • Catalan: endotoxina — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Czech: endotoxin — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Finnish: endotoksiini — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Finnish: hajautumismyrkky — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • French: endotoxine — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Greek: ενδοτοξίνη (endotoxíni) — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Hungarian: endotoxin — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Icelandic: inneitur — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Italian: endotossina — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Polish: endotoksyna — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Portuguese: endotoxina — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Romanian: endotoxină — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Russian: эндотокси́н (endotoksín) — any toxin secreted by a microorganism that is released into surrounding environment only when it dies
  • Spanish: endotoxina — any toxin secreted by a microorganism that is released into surrounding environment only when it dies