fluxgatesensor
nounUK /ˈflʌksɡeɪt ˌsɛnsə/
US /ˈflʌksɡeɪt ˌsɛnsər/
A tool that uses magnets to find out which way is north or to sense magnetic fields.
The robot used a fluxgatesensor to know which direction it was facing.
OTHER MEANINGS
2. A device in spacecraft that measures the strength and direction of magnetic fields.
The satellite's fluxgatesensor mapped Earth's magnetic field.
3. A component in metal detectors that senses hidden magnetic objects.
The security scanner's fluxgatesensor beeped when it found a key.
4. A sensor used in geology to study magnetic rocks.
Scientists lowered a fluxgatesensor to study the ocean floor.