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preignition

American

[pree-ig-nish-uhn] / ˌpri ɪgˈnɪʃ ən /

noun

ignition of the charge in an internal-combustion engine earlier in the cycle than is compatible with proper operation.

Etymology

Origin of preignition

First recorded in 1895–1900; pre- + ignition

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.

See Examples For:

preignition

“We want to keep this fire on the ground — scorch height, but no higher,” Jason Wingard, the burn boss, told his crew in the preignition briefing.

From Washington Post ● Jun. 17, 2019

Seconds later, preignition pyros fired, igniting the main engines, and the MAV lurched upward.

From "The Martian" by Andy Weir

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