thruster: meaning, definition, pronunciation and examples
C1Technical, Nautical, Aerospace, Sports (Cycling, Motor Racing)
Quick answer
What does “thruster” mean?
A device or mechanism that produces a forward pushing force.
Audio
Pronunciation
Definition
Meaning and Definition
A device or mechanism that produces a forward pushing force.
A person or thing that thrusts or pushes. In sports, a rider or competitor who makes a strong, sudden push forward. In aerospace and marine contexts, a specific type of propulsion device that can be used for maneuvering or as a primary engine.
Dialectal Variation
British vs American Usage
Differences
No major differences in meaning. The term is equally technical in both dialects. Informal use to describe an ambitious or pushy person ('a young thruster') is somewhat dated but was historically more common in British English.
Connotations
Neutral to positive in technical contexts (efficient, powerful). Can be mildly negative in informal descriptions of people (aggressive, overly ambitious).
Frequency
Low frequency in everyday conversation. Higher frequency in specific professional fields like aerospace engineering, satellite operations, boating, and competitive cycling commentary.
Grammar
How to Use “thruster” in a Sentence
The (noun) activated its thrusters.The ship is equipped with (adjective) thrusters.to maneuver using (noun) thrusters.Vocabulary
Collocations
Examples
Examples of “thruster” in a Sentence
verb
British English
- Not applicable as a verb.
American English
- Not applicable as a verb.
adverb
British English
- Not applicable as an adverb.
American English
- Not applicable as an adverb.
adjective
British English
- Not applicable as an adjective.
American English
- Not applicable as an adjective.
Usage
Meaning in Context
Business
Rare. Metaphorically for a dynamic, aggressive company or executive pushing into new markets.
Academic
Common in engineering, physics, and aerospace papers discussing propulsion technology.
Everyday
Very rare. Might be heard in contexts of space movies, sci-fi, or boating.
Technical
The primary register. Refers to specific propulsion devices in aerospace (satellite thrusters), marine (bow thrusters), and robotics.
Watch out
Common Mistakes When Using “thruster”
- Confusing 'thruster' with 'booster' (which provides initial, often supplemental, thrust).
- Using 'thruster' as a general synonym for 'engine' (a thruster is a specific type of engine for propulsion/maneuvering).
- Misspelling as 'truster'.
FAQ
Frequently Asked Questions
Not always. While a main engine is a thruster, the term 'thruster' often refers to smaller secondary propulsion units used for maneuvering, attitude control, or fine adjustments, especially in aerospace and marine contexts.
Yes, but this use is informal and somewhat dated, primarily in British English. It describes an aggressively ambitious person, e.g., 'a young thruster in the city'.
A bow thruster is a propulsion unit at the front (bow) of a ship, used to push the bow sideways for easier docking/turning. A stern thruster performs the same function at the rear (stern) of the vessel.
It's a highly efficient type of electric spacecraft propulsion that generates thrust by accelerating ions using electricity. It provides low thrust over very long periods and is used for deep-space missions and satellite station-keeping.
A device or mechanism that produces a forward pushing force.
Thruster is usually technical, nautical, aerospace, sports (cycling, motor racing) in register.
Thruster: in British English it is pronounced /ˈθrʌs.tər/, and in American English it is pronounced /ˈθrʌs.tɚ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Young thruster (dated, BrE: an ambitious young professional).”
Learning
Memory Aids
Mnemonic
Think of a THRUSTER as a device that gives a strong THRUST. It THRUSTS things forward.
Conceptual Metaphor
PROGRESS IS FORWARD MOTION / AMBITION IS A PROPULSIVE FORCE.
Practice
Quiz
In which of the following contexts is the word 'thruster' LEAST likely to be used correctly?