piston rod

noun

1. a rod communicating the rectilinear motion of a piston to the small end of a connecting rod or elsewhere.

piston rod

noun

1. the rod that connects the piston of a reciprocating steam engine to the crosshead
2. See connecting rod
   a less common name for a connecting rod

Word History and Origins

Origin of piston rod¹

First recorded in 1780–90

Example Sentences

We shall be able to see exactly what was the cause of the accident to that piston rod when we've taken the engine down.

From Project Gutenberg

The piston rod is of wrought iron or steel, and is fitted firmly and rigidly into the piston at one end.

From Project Gutenberg

Usually the stuffing box gives free play to a piston rod or valve rod, without allowing any steam to escape.

From Project Gutenberg

Unless the piston rod is kept tight in the cross-head, there is liability of a bad crack.

From Project Gutenberg

The piston rod transmits the power to the crankshaft, a long rotating piece of steel.

From Project Gutenberg