Standard Lemma guide

saxitoxin

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

A neurotoxin, produced by some dinoflagellates, associated with red tides, that can accumulate in molluscs and cause subsequent food poisoning in humans

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a powerful neurotoxin produced by certain dinoflagellates found in red tides; it can accumulate in mollusks that feed on the dinoflagellates and cause food poisoning to humans

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: neurotoxin, neurolysin

History

Etymology

From Saxidomus giganteus (butter clam), from which it was first isolated + toxin.

Across languages

Translations

2 source translations are retained for this English entry.

  • Finnish: saksitoksiini — type of neurotoxin
  • Greek: σαξιτοξίνη (saxitoxíni) — type of neurotoxin