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electro

[ih-lek-troh]
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noun, plural e·lec·tros.
  1. electrotype.
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Origin of electro

by shortening

electro-

  1. a combining form representing electric or electricity in compound words: electromagnetic.
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Also especially before a vowel, electr-.

Origin of electro-

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for electro

electro

noun plural -tros
  1. short for electroplate, electrotype
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electro-

sometimes before a vowel electr-

combining form
  1. electric or electricallyelectrocardiograph; electrocute
  2. electrolyticelectroanalysis
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Word Origin

from New Latin, from Latin ēlectrum amber, from Greek ēlektron
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

Word Origin and History for electro

electro-

before vowels electr-, word-forming element meaning "electrical, electricity," Latinized form of Greek elektro-, comb. form of elektron "amber" (see electric).

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Online Etymology Dictionary, © 2010 Douglas Harper

electro in Medicine

electro-

pref.
  1. Electricity; electric; electrically:electrocautery.
  2. Electron:electronegative.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.