Definition of top dead center in English:

top dead center

Syllabification: top dead cen·ter

noun

  • The furthest point of a piston’s travel, at which it changes from an upward to a downward stroke.
    More example sentences
    • According to the present mode of operation, the stroke length, i.e. the distance the piston travels between the top dead centre and its bottom dead centre is dependent on the flow rate which a user has selected at the user interface 42.
    • It calls for the top dead centre of the piston motion to be kept fixed, while the bottom dead centre is varied.
    • As the engine load increases, the head tilts by up to four degrees in order to lower the effective compression ratio by altering the volume of the combustion chamber with the piston at top dead center.

More definitions of top dead center

Definition of top dead center in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day grotesquerie
Pronunciation: grəʊˈtɛskəri
noun
grotesque quality or grotesque things collectively