thiosulfate
/ˌθaɪoʊˈsʌlfeɪt/
noun
- A chemical compound containing sulfur and oxygen, often used in photography and as a medicine for certain poisonings.
- Sodium thiosulfate is used in developing black-and-white photographs.
- Doctors may give thiosulfate to treat cyanide poisoning in an emergency.
- The lab technician prepared a solution of thiosulfate for the experiment.