English Word · Intermediate
jackshaft
A common mechanical component used to transfer or synchronize rotational force in a machine
Pronunciation: say jackshaft
Meaning
A common mechanical component used to transfer or synchronize rotational force in a machine.
Example
Final drive is by reduction gears on the jackshaft, and through flycranks and rods to the wheels.
Final drive is by reduction gears on the jackshaft, and through flycranks and rods to the wheels.
Practice tips
- Practice jackshaft out loud — read the pronunciation guide above and repeat.
- Use it in your own sentence today; reuse beats rereading.
- Pay attention to context: this English word is for intermediate-level learners.