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Definition of powertrain

powertrain

/ˈpaʊ.ɚ.treɪn/
pow · er · train
Plural:powertrains
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powertrain Lexical Profile

powertrain Game Scores & Validity

• noun

1

The complete system of components in a motor vehicle that generates power and delivers it to the road surface, water, or air, including the engine or electric motor, transmission, driveshafts, differentials, and axles.

Example

"The automaker announced a ten-year warranty covering the entire hybrid powertrain."

Synonyms
View all synonyms for powertrain

Word Nuance & Usage

While often used interchangeably in casual speech, a 'powertrain' includes the engine or electric motor along with the transmission and driveshaft, whereas a 'drivetrain' strictly refers only to the components that transfer power after the engine.

• Nearby Words

powerplay
powerpop
powerscourt
powertrain
powerwash
powwow
pox

Cite this Entry

Wordmom. (2026). Definition of Powertrain. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/powertrain
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