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gradiometer

[ grey-dee-om-i-ter ]
/ ˌgreɪ diˈɒm ɪ tər /
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noun Physics.

any instrument used to measure a gradient, as the rate of change of the geomagnetic field.Compare gradient (def. 3a).

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Origin of gradiometer

First recorded in 1800–10; gradi(ent) + -o- + -meter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for gradiometer

gradiometer
/ (ˌɡrædɪˈɒmɪtə) /

noun

physics an instrument for measuring the gradient of a magnetic field
surveying an instrument used to ensure that a long gradient remains constant
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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