gradiometers
/ˌɡreɪdiˈɑːmɪtərz/
noun
- Plural of gradiometer; scientific instruments that measure differences in a physical field from one point to another.
- The company manufactures gradiometers used in mineral exploration.
- The research team deployed several gradiometers across the survey area.
- Modern gradiometers are sensitive enough to detect tiny changes in gravity.