Dictionary.com
Thesaurus.com

magneto

1 American  
[mag-nee-toh] / mægˈni toʊ /

noun

Electricity.

plural

magnetos
  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.


magneto- 2 American  
  1. a combining form representing magnetic or magnetism in compound words.

    magnetochemistry.


magneto 1 British  
/ mæɡˈniːtəʊ /

noun

  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

"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

magneto- 2 British  

combining form

  1. indicating magnetism or magnetic properties

    magnetosphere

"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 magneto

First recorded in 1880–85; short for magnetoelectric generator

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.

I know only one thing about them for certain, and that is that my engineer grandfather designed a magneto for the Ford Model A, which replaced the hugely successful Model T in 1928.

From Los Angeles Times • Jul. 25, 2022

In early days the Bosch magneto was used on stationary internal combustion engines, was not adapted to an automobile until 1896.

From Time Magazine Archive

He had narrowly missed seeing his three entries take first, second and fourth place; with only eight laps to go, one of Moore's cars had to drop out with a broken magneto strap.

From Time Magazine Archive

On the 87th lap, Defending Champion Johnny Parsons dropped out with magneto trouble.

From Time Magazine Archive

He switched over to the magneto and the Ford of Lee Chong chuckled and jiggled and clattered happily as though it knew it was working for a man who loved and understood it.

From "Cannery Row" by John Steinbeck