after-run

[ af-ter-ruhn, ahf- ]
/ ˈæf tərˌrʌn, ˈɑf- /

noun

the continued running of an internal-combustion engine after the ignition is switched off: Heavy carbon buildup can cause annoying engine after-run.

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Question 1 of 7
What does “Promethean” mean?
Also called dieseling, run-on.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020