Magnetometer definitions

măg'nĭ-tŏm'ĭ-tər
An instrument used for measuring the magnitude and direction of a magnetic field.
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An instrument for measuring the intensity of magnetic forces, esp. of the earth's magnetic field.
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An instrument for detecting the presence of magnetic materials by their influence on the local magnetic field: often used to screen for weapons at airports, etc.
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An instrument for measuring the magnitude and direction of a magnetic field. Magnetometers are often used in archaeological and geological investigations to determine the intensity and direction of the Earth's magnetic field at various times in the past by examining the strength and direction of magnetization of ferromagnetic materials in different geological strata.
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(physics) An instrument used to measure the intensity and direction of a magnetic field, especially at points on the Earth's surface.
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