arsenic
UK: ˈɑːsənɪk | US: ˈɑːrsənɪk
n. a toxic metalloid element (symbol As), used historically in pesticides and alloys
n. a poisonous compound derived from this element
The word "arsenic" traces back to the Greek "arsenikon," originally meaning "male" or "potent," likely referencing the element’s strong and toxic properties. It entered Latin as "arsenicum" and Old French as "arsenic," retaining its association with potency and poison. The "-ic" suffix standardizes it as a noun/adjective in English. Historically, arsenic was notorious for its use in poisons and medicines, reflecting its dual nature of danger and utility.
Arsenic contamination in drinking water is a serious health hazard.
The detective suspected arsenic poisoning in the mysterious death.
Ancient alchemists experimented with arsenic for medicinal purposes.
The mineral orpiment contains high levels of arsenic.
Modern regulations strictly limit arsenic levels in food products.