Definition of "geophones" [geophones]

• Plural form of geophone. (noun)

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• "Hopefully after that they can begin the work of putting what they call geophones, Daryn."
• "Seismic waves reflect and refract off subsurface rock formations and travel back to acoustic receivers called geophones (on land) or hydrophones (in water)."
• "They caution the noise picked up by devices on the ground called geophones could have been anything -- an animal, thunder, a shift in the rock."