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magneto

[mag-nee-toh]
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noun, plural mag·ne·tos. Electricity.
  1. a small electric generator with an armature that rotates in a magnetic field provided by permanent magnets, as a generator supplying ignition current for certain types of internal combustion engines or a hand-operated generator for telephone signaling.
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Origin of magneto

First recorded in 1880–85; short for magnetoelectric generator
Also called magnetoelectric generator, magnetogenerator.

magneto-

  1. a combining form representing magnetic or magnetism in compound words: magnetochemistry.
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Also especially before a vowel, magnet-.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for magneto

Contemporary Examples

Historical Examples

  • They are dependent upon a magneto which is dependent only upon faith.

    Free Air

    Sinclair Lewis

  • The magneto was run by a belt from one of the ballonet blowers.

  • As stated, a magneto is a special type of dynamo which will now be explained.

    Motors

    James Slough Zerbe

  • It is usually run by suitable gearing direct from the shaft of the magneto.

    Motors

    James Slough Zerbe

  • Provided the magneto were all right, he felt that he might get started again after all.


British Dictionary definitions for magneto

magneto

noun plural -tos
  1. a small electric generator in which the magnetic field is produced by a permanent magnet, esp one for providing the spark in an internal-combustion engine
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Word Origin

C19: short for magnetoelectric generator

magneto-

combining form
  1. indicating magnetism or magnetic propertiesmagnetosphere
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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 magneto

n.

1882, short for magneto-electric machine (see magneto-).

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magneto-

word-forming element meaning "magnetic, magnetism," from Greek magneto-, combining form of magnes (see magnet).

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Online Etymology Dictionary, © 2010 Douglas Harper