Thrust
/θrʌst/
Thrust refers to a forceful push, the central idea of an argument, or a propulsive force in engineering, depending on context.
Examples
- The thrust of her speech inspired many.
- The spacecraft adjusted its thrust to enter orbit.
- The jet engine produces high thrust.
- The thrust of his argument was clear and convincing.
- He thrust the sword into the sheath.
Meanings
From Old English þrystan, influenced by Old Norse þrysta. The modern spelling and pronunciation stabilized in Middle English. The core idea of forceful pushing has remained consistent.
Examples
- He thrust the sword into the sheath.
- She thrust her hands into her pockets to stay warm.
- The rocket thrusts upward during launch.
- They thrust the door open with their shoulders.
- The engine was thrusting at full power.
Developed from the physical action sense in the 1600s, where 'thrust' came to represent the forward drive of an argument or idea. This abstract use reflects momentum and direction.
Examples
- The thrust of his argument was clear and convincing.
- Can you summarize the thrust of the report?
- The thrust of the policy is to reduce emissions.
- Despite the details, the thrust remained unchanged.
- The thrust of her speech inspired many.
Adopted in technical contexts during the Industrial Revolution. From the verb 'to thrust', it became a noun describing propulsion force, especially in engines and turbines.
Examples
- The jet engine produces high thrust.
- Lift and thrust are essential for flight.
- They measured the thrust output every second.
- The spacecraft adjusted its thrust to enter orbit.
- Maximum thrust was reached at ignition.