Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An instrument used to detect, measure, and determine the direction of small electric currents by means of mechanical effects produced by a current-carrying coil in a magnetic field.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A device used to indicate the presence and direction of a small electric current, especially used to detect a null or balanced condition in a bridge circuit.

from the GNU version of the Collaborative International Dictionary of English

  • n. An instrument or apparatus for measuring the intensity of an electric current, usually by the deflection of a magnetic needle.

from The Century Dictionary and Cyclopedia

  • n. An instrument for detecting the existence and determining the strength and direction of an electric current.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. meter for detecting or comparing or measuring small electric currents

Etymologies

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