variometer

Definitions

  • WordNet 3.6
    • n variometer a measuring instrument for measuring variations in a magnetic field
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Webster's Revised Unabridged Dictionary
    • n Variometer (Elec) An instrument for comparing magnetic forces, esp. in the earth's magnetic field.
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Century Dictionary and Cyclopedia
    • n variometer An instrument used in comparing the intensity of magnetic forces, especially the magnetic force of the earth at different points—for example, as varied by local causes. One form consists of four stationary magnets in whose field is suspended a delicate magnetic needle; the change in the position of this needle as the instrument is placed at different points gives a means of comparing the corresponding external forces.
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Chambers's Twentieth Century Dictionary
    • n Variometer vā-ri-om′e-tėr an instrument used in measuring magnetic intensity.
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Etymology

Webster's Revised Unabridged Dictionary
L. varius, various + -meter,
Chambers's Twentieth Century Dictionary
L. varius, various, Gr. metron, measure.

Usage

In literature:

These dials over here control the variable condensers, and the other ones control the variometers.
"The Radio Boys at Mountain Pass" by Allen Chapman
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