geoscopic
/dʒiˈɒpsɪk/Definitions
1. adjective
relating to or characterized by a geoscope, especially a device for measuring the Earth’s magnetic field
“The geoscopic device helped the researchers to study the Earth’s magnetic field.”
2. noun
a device for measuring the Earth’s magnetic field, especially one that is used in geophysics
“The geoscopic is a crucial tool for understanding the Earth’s magnetic field.”