tetraarsenic en · NOUN
Etymology
Etymology tree Proto-Indo-European *kʷetwóres Proto-Hellenic *kʷétwores Ancient Greek τέσσᾰρες (téssăres) Ancient Greek τετρᾰ- (tetră-)bor. English tetra- 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 English tetraarsenic From tetra- + arsenic.
Meanings
- (in-compounds, uncountable) Four arsenic atoms in a compound
- (uncountable) The molecule that constitutes yellow arsenic. (As₄)