Instrument and Piston

Instrument noun - A written or printed paper giving information about or proof of something.

Piston and instrument are semantically related In some cases you can use "Piston" instead a noun "Instrument".

Nearby Words: instrumental, instrumentality, instrumentation, instrumentalist, instrumented

Piston noun - Mechanical device that has a plunging or thrusting motion.

Instrument and piston are semantically related in device that drives a machine topic. You can use "Instrument" instead a noun "Piston".