arsenical
/ɑːrˈsɛnɪkəl/
adjective
- Relating to or containing arsenic, a poisonous chemical element.
- Some historical green paints used arsenical pigments that are now banned.
- The factory was fined for improper disposal of arsenical waste.
- The old well water was tested and found to have arsenical contamination.
noun
- A substance or compound that contains arsenic, especially one used as a pesticide or poison.
- Farmers once used arsenicals to protect crops from insects.
- Exposure to arsenicals can cause serious health problems over time.
- The museum displayed a collection of old arsenicals used in medicine.