noun
- a salt or ester of arsenious acid, containing arsenic in the +3 oxidation state
Usage: chemistry; technical
Examples
- Sodium arsenite is used as a herbicide in agriculture.
- The chemist analyzed the arsenite compound to determine its purity.
- Arsenite minerals are found in certain ore deposits.
- The laboratory prepared an arsenite solution for the experiment.
- Potassium arsenite was historically used as an insecticide.