Meaning

noun a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer

noun a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and real

originEtymology tree 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…

Etymology from Wiktionary, CC BY-SA 3.0