variable valve timing

noun

The process of altering the timing of a valve lift event in an internal combustion engine, and is often used to improve performance, fuel economy or emissions.

Similar
variable cam timing
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Meanings

nounvariable valve timing (countable and uncountable, plural variable valve timings)

plural variable valve timings

  1. countableuncountableautomotiveThe process of altering the timing of a valve lift event in an internal combustion engine, and is often used to improve performance, fuel economy or emissions.

    Synonyms: variable cam timing

Synonyms & antonyms

nounThe process of altering the timing of a valve lift event in an internal combustion engine, and is often used to improve performance, fuel economy or emissions.

Similar
variable cam timing
Also see
variable cam timing
Cite this entry
APA

variable valve timing. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/variable%20valve%20timing

MLA

“variable valve timing.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/variable%20valve%20timing. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “variable valve timing,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/variable%20valve%20timing.

Source: variable valve timing on Wiktionary, CC BY-SA 4.0.