Standard Lemma guide

trimethylarsine

noun · 1 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

The compound (CH3)3As

Definition source: English Wiktionary via Wiktextract

Usage: 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

History

Etymology

Etymology tree Proto-Indo-European *tréyes Proto-Indo-European *tri- Proto-Italic *tri- Latin tri-der. English tri- Proto-Indo-European *médhu Proto-Hellenic *méthu Ancient Greek μέθυ (méthu) Proto-Indo-European *swel-der.? Ancient Greek ῡ̔́λη (hū́lē)der. German -yl German Methylbor. English methyl English trimethyl Proto-Indo-European *ǵhelh3- Proto-Indo-European *ǵhl̥h3enyomder. Proto-Indo-Iranian *ȷ́hr̥Hanyam Proto-Iranian *jr̥Hanyam Old Median *zaranyam Old Median *kā Old Median *zaraniyakāder. Middle Persian *zarnīkbor. Classical Syriac ܙܪܢܝܟܐ (zarnīḵā)der. Arabic الزَرْنِيخ (az-zarnīḵ)bor. Byzantine Greek ἀρσενικόν (arsenikón)der. Latin arsenicumder. Middle French arsenicbor. Middle English arsenik English arsenic Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English arsine English trimethylarsine From trimethyl + arsine.

Across languages

Translations

5 source translations are retained for this English entry.

  • French: triméthylarsine — organic compound
  • German: Trimethylarsin — organic compound
  • Italian: trimetilarsina — organic compound
  • Portuguese: trimetilarsina — organic compound
  • Spanish: trimetilarsina — organic compound
Real reading context

trimethylarsine in complete knowledge articles