crosshead

cross·head  (krôshd, krs-)

n.

A beam that connects the piston rod to the connecting rod of a reciprocating engine.

Thesaurus

Noun	1.	crosshead - a heading of a subsection printed within the body of the text crossheading header, heading, head - a line of text serving to indicate what the passage below it is about; "the heading seemed to have little to do with the text"
	2.	crosshead - metal block that connects to a piston; it slides on parallel guides and moves a connecting rod back and forth block - a solid piece of something (usually having flat rectangular sides); "the pyramids were built with large stone blocks" steam engine - external-combustion engine in which heat is used to raise steam which either turns a turbine or forces a piston to move up and down in a cylinder