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electro

1 American  
[ih-lek-troh] / ɪˈlɛk troʊ /

noun

plural

electros

  1. electrotype.

electro- 2 American  

  1. a combining form representing electric or electricity in compound words.

    electromagnetic.
electro- 1 British  

combining form

  1. electric or electrically

    electrocardiograph

    electrocute

  2. electrolytic

    electroanalysis
"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
electro 2 British  
/ ɪˈlɛktrəʊ /

noun

  1. short for electroplate electrotype

"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

Etymology

Origin of electro1

By shortening

Origin of electro-2

electr(ic) + -o-

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

No one quite knew what to expect from Saturday’s re-vamped collaboration between veteran industrial rockers Nine Inch Nails and their recent tourmate, the German electro producer Boys Noize.

From Los Angeles Times • Apr. 12, 2026

"Industrial, electro combined? Gonna be mental," he told AFP.

From Barron's • Apr. 12, 2026

"Ginga me," Amaarae sings repeatedly over a throbbing electro groove – referencing the fluid, hip-swaying movements of the Brazilian martial art Capoeira.

From BBC • Dec. 20, 2025

When it comes time to take a corner at a sporting pace, the electro Audi just rips.

From The Wall Street Journal • Nov. 24, 2025

If you leave general effects, and come to pull her dress to pieces, you find that the metal is only electro, to whatever rank of life she may belong.

From Town Life in Australia by Twopeny, Richard Ernest Nowell

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.