after bottom dead center

(ABDC) The position of the piston as it starts its way up.

Dictionary of automotive terms. 2015.

Look at other dictionaries:

  • after bottom center/after bottom dead center — The position of a piston in the cylinder of a reciprocating engine after the crankshaft, turning in its normal direction of rotation, has caused the piston to pass the bottom of its stroke and start back up. As soon as after bottom center point… …   Aviation dictionary

  • bottom dead center — (BDC) The lowest point of the piston and connecting rod travel in a cylinder. In a horizontally opposed engine, it is sometimes called the outer dead center. Opposite to top dead center. Also see after bottom dead center before bottom dead center …   Dictionary of automotive terms

  • dead center — The point at which the piston reaches its uppermost or lowermost position in the cylinder the rod crankjournal would be at 11 o clock UDC or 6 o clock LDC. Also see after bottom dead center after top dead center before bottom dead center before… …   Dictionary of automotive terms

  • center — To place something in a central place in relation to other items. Also see after bottom dead center after top dead center before bottom dead center before top dead center before upper dead center bottom dead center dead center diagnostic center …   Dictionary of automotive terms

  • Dead centre — For the lathe tool, see lathe center. In a reciprocating engine, the dead centre is the position of a piston in which it is farthest from, or nearest to, the crankshaft. The former is known as top dead centre (TDC) while the latter is known as… …   Wikipedia

  • Bottom bracket — A square taper cartridge bottom bracket. The bottom bracket on a bicycle connects the crankset to the bicycle and allows the crankset to rotate freely. It contains a spindle that the crankset attaches to, and the bearings that allow the spindle… …   Wikipedia

  • Dead Sea — For the Brian Keene book of the same name, see Dead Sea (novel). Dead Sea A view from the Israeli side looking across to Jordan Coord …   Wikipedia

  • Dead-ball era — Ebbets Field in 1913 The dead ball era is a baseball term used to describe the period between 1900 (though some date it to the beginning of baseball) and the emergence of Babe Ruth as a power hitter in 1919. In 1919, Ruth hit a then league record …   Wikipedia

  • Dead zone (ecology) — This article is about the oceanic phenomenon. For other uses, see Dead Zone (disambiguation). Red circles show the location and size of many dead zones. Black dots show dead zones of unknown size. The size and number of marine dead zones areas… …   Wikipedia

  • Lathe center — Dead center mounted in the spindle of a lathe and being used to support a workpiece being driven by a carrier setup A lathe center, often shortened to center, is a tool that has been ground to a point as to accurately position a workpiece about… …   Wikipedia


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