magnetometer

(mag′nə tämət ər)

noun

  1. an instrument for measuring magnetic forces, esp. the earth's magnetic field
  2. 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.

Origin: magneto- + -meter

Related Forms:

See magnetometer in American Heritage Dictionary 4

noun
An instrument for measuring the magnitude and direction of a magnetic field.

Related Forms:

  • magˌne·to·metˈric (-tə-mĕtˈrĭk) adjective
  • magˌne·tomˈe·try noun

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