gra·​di·​om·​e·​ter | \ˌgrā-dē-ˈä-mə-tər \

Definition of gradiometer 

: an instrument for measuring the gradient of a physical quantity (such as the earth's magnetic field)

Examples of gradiometer in a Sentence

Recent Examples on the Web

Matney, along with present and former UA students and Hiram students, will use a magnetic gradiometer to map subtle changes in the earth's magnetic field. Karen Farkas,, "President James A. Garfield's former home to be studied by archeologists," 11 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gradiometer.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of gradiometer

1899, in the meaning defined above

History and Etymology for gradiometer

gradient + -o- + -meter

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The first known use of gradiometer was in 1899

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