propulsion

CEFRC1

/pɹəˈpʌlʃən/

noun

Türkçe translations

Translating…

In plain English

  1. 01

    noun

    The force or action that moves something forward.

  2. 02

    noun

    Extra detail

    That which propels.

Examples

  • Rotating machines are essential in subsonic aeronautical propulsion.

  • This is the first time solar propulsion has been successfully demonstrated in Earth's orbit.

At a glance

Sits at C1 on the CEFR scale

Senses
3
Parts of speech
1
Citations
3

Deep Dive

noun

Extra meaning

  1. The process of propelling, driving, or pushing, typically forward or onward; a propulsive force or impulse.

More examples

In context

  • To overcome drag, airplanes use a propulsion system to generate a force called thrust.

  • However, nuclear propulsion provides a very high specific impulse and consistent, long duration energy source.

  • This propulsion provides an initial velocity for the vehicle in a short time span.

Quick test

Two questions on this entry. Nothing is scored.

Question 1 · Quick check

The rocket's powerful blank system uses chemical reactions to create forward thrust.

Practise this properly in the app, where the word comes back before you forget it.

Nearby

Origin

noun

Borrowed from Medieval Latin propulsio, propulsionis, from the past participle of Latin propello (“to drive forward, drive forth, drive away, drive out”).