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ammeter

[am-mee-ter] /ˈæmˌmi tər/
noun, Electricity
1.
an instrument for measuring current in amperes.
Origin of ammeter
1880-1885
1880-85; am(pere) + -meter
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for ammeter

ammeter

/ˈæmˌmiːtə/
noun
1.
an instrument for measuring an electric current in amperes
Word Origin
C19: am(pere) + -meter
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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Word Origin and History for ammeter
n.

instrument for measuring the strength of electric currents, 1882, from ampere + -meter.

Online Etymology Dictionary, © 2010 Douglas Harper
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ammeter in Science
ammeter
  (ām'mē'tər)   
An instrument that measures the strength of an electric current, indicating it in amperes. Ammeters typically include a galvanometer; digital ammeters typically include A/D converters as well. Compare ohmmeter, voltmeter.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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11
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