ignition

noun

ig·​ni·​tion ig-ˈni-shən How to pronounce ignition (audio)
1
a
: the device that is used to ignite the fuel mixture in a gasoline engine
put the key in the ignition
b
: the process or means (such as an electric spark) of igniting a fuel mixture
2
: the act or action of igniting: such as
a
: the starting of a fire
b
: the heating of a plasma to a temperature high enough to sustain nuclear fusion

Examples of ignition in a Sentence

There's a problem with the car's ignition.
Recent Examples on the Web Another point to consider is the ignition method: some models will require a lighter or matches (which are generally not waterproof) while some camp stoves can be ignited with a push button built in, known as a striker. Lauren Breedlove, Travel + Leisure, 21 Mar. 2024 The truck was stripped and was missing the ignition and catalytic converter. Sydney Page, Washington Post, 15 Mar. 2024 McLaren has added a launch-control setting that enables more tire-smoking wheelspin, plus a transmission function that briefly cuts ignition for more pronounced shifts. Basem Wasef, Robb Report, 9 Mar. 2024 With a quick ignition time and over 60 minutes of cooking power, the CASUSGRILL™ presents an ideal solution for picnics, camping, beach outings, tailgating, hiking, biking, skiing, ice fishing, and more, aligning perfectly with the vibrant outdoor cultures of both Canada and the United States. Charlotte Observer, 7 Mar. 2024 You will be required to pay more than $4500 in fees, costs, and fines, and have an ignition interlock device requirement for two years. David Stubblefield, The Arizona Republic, 4 Mar. 2024 Under the terms of the limited commutation, Reid will have to work at least 30 hours, install an ignition interlock system in his vehicle, undergo random drug screening, meet weekly with a probation or parole officer and complete at least 10 hours of community service each month. Katie Moore, Kansas City Star, 1 Mar. 2024 The worker left his keys in the ignition and the engine running. Bradford Betz, Fox News, 26 Feb. 2024 More:Jury takes less than an hour to convict unlicensed driver in fatal New Year's Day crash Who pays for an ignition interlock device? Chris Ramirez, Journal Sentinel, 15 Feb. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'ignition.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1612, in the meaning defined at sense 2

Time Traveler
The first known use of ignition was in 1612

Dictionary Entries Near ignition

Cite this Entry

“Ignition.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ignition. Accessed 29 Mar. 2024.

Kids Definition

ignition

noun
ig·​ni·​tion ig-ˈnish-ən How to pronounce ignition (audio)
1
: the act of igniting
2
: the process or means (as an electric spark) of igniting a fuel mixture
also : an electrical device for operating an ignition system (as in an automobile)
put the key in the ignition

More from Merriam-Webster on ignition

Last Updated: - Updated example sentences
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