cylinder block

American  

noun

Automotive.

1. the metal casting in which the cylinders of an internal-combustion engine are bored.

---

cylinder block British  

noun

1. Sometimes shortened to: block.  the metal casting containing the cylinders and cooling channels or fins of a reciprocating internal-combustion engine

---

Etymology

Origin of cylinder block

First recorded in 1920–25

Example Sentences

The production of an aluminium cylinder block consumes 1.8 to 3.7 times more energy than the production of cast iron, Cranfield University's Prof Mark Jolly has calculated.

From BBC • Jul. 18, 2019

It is coughing and bucking, and a couple of broken pistons are gouging into the cylinder block.

From Time Magazine Archive

Or you might find it under the engine cowl on the cylinder block.

From Time Magazine Archive

Combining components stiffens the cylinder block, reducing deformation of the cylinder liners and minimizing oil consumption and cylinder wear.

From Time Magazine Archive

After it is cut and bent to shape the second cylinder block is soldered in place.

From Boys' Book of Model Boats by Yates, Raymond F. (Raymond Francis)