top dead center
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English[edit]
Noun[edit]
top dead center (plural top dead centers)
- (automotive) A position in the four-stroke combustion process wherein the piston is at the topmost point in its stroke. This can either be during the compression phase or the combustion phase.
- (automotive) The reference mark on a flywheel (and engine block) indicating the engine is in the top dead center position, when aligned.
Translations[edit]
piston position
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