Word: jackshaft
Part of speech: Noun
Syllables: jack
shaft
Definition: A wheelless axle used to turn the wheels of a locomotive.
Morphemes:
Affix: jack
Language: en
PoS: Noun
Meaning: A mechanical device used to raise and (temporarily) support a heavy object, now especially to lift one side of a motor vehicle when (e.g.) changing a tyre.
Affix: shaft
Language: en
PoS: Noun
Meaning: Any long thin object, such as the handle of a tool, one of the poles between which an animal is harnessed to a vehicle, the driveshaft of a motorized vehicle with rear-wheel drive, an axle, etc.