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propulseur

propellant

noun proh-pul-SUR Rare

Also means

thruster

Usage Note

Propulseur covers any device that generates thrust: a rocket booster, a ship's propeller, or a jet engine component. In everyday speech it also refers to the prehistoric propulseur (spear-thrower or atlatl), a tool used to hurl spears. The related verb is propulser and the noun propulsion is more common in general contexts.

Examples

"Le propulseur de la fusée s'est allumé à temps."

Natural Translation

The rocket's thruster ignited on time.

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