TERMIUM Plus®

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Consult the Government of Canada’s terminology data bank.

UPPER DEAD CENTER [2 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2017-06-11

English

Subject field(s)
  • Engines (Motor Vehicles)
  • Diesel Motors
  • Pumps
DEF

The piston position when the piston has reached the upper limit of its travel in the cylinder, and the center line of the connecting rod is parallel to the cylinder walls.

OBS

Often this position is marked on the flywheel.

OBS

top dead center; TDC: term and abbreviation officially approved by the Lexicon Project Committee (New Brunswick).

French

Domaine(s)
  • Moteur (Véhicules automobiles)
  • Moteurs diesel
  • Pompes
DEF

Fin de la course ascendante du piston dans la partie supérieure du cylindre.

OBS

point mort haut; PMH : terme et abréviation uniformisés par le Comité du projet de lexiques (Nouveau-Brunswick).

Spanish

Save record 1

Record 2 1986-06-03

English

Subject field(s)
  • Lathe Work (Machine-Tooling)
DEF

Part that moves in and out of the upper casting when the tailstock handwheel is turned. This spindle has a taper hole into which the dead center or other tools such as drills and reamers fit.

French

Domaine(s)
  • Tournage sur métaux
DEF

Organe coulissant logé dans la partie supérieure de la contrepointe. Il reçoit la pointe fixe, la pointe tournante ou les forets.

Spanish

Save record 2

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© Public Services and Procurement Canada, 2026
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
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