Standard Lemma guide
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.
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noun
A muscle relaxant that acts as a nicotinic acetylcholine receptor antagonist.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Topics: medicine, pharmacology, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
Etymology tree Proto-Indo-European *swéḱs Proto-Hellenic *hwéks Ancient Greek ἕξ (héx) Ancient Greek ἑξα- (hexa-)der. Latin hexa-der. English hexa- English hex- Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānusder. English -ane English hexane English fluorene Proto-Indo-European *swel-der.? Ancient Greek ῡ̔́λη (hū́lē)der. Frenchder. English -yl English fluorenyl New Latin ammōniumbor. English ammonium English onium English -onium English hexafluronium From hexa(ne) + flu(o)r(enyl) + -onium (“quaternary ammonium compound”).
