propeller: meaning, definition, pronunciation and examples
B1Neutral to technical; common in general, scientific, and engineering contexts.
Quick answer
What does “propeller” mean?
A device with blades that rotate to provide thrust to propel a vehicle (like a ship, aircraft, or helicopter) through air or water.
Audio
Pronunciation
Definition
Meaning and Definition
A device with blades that rotate to provide thrust to propel a vehicle (like a ship, aircraft, or helicopter) through air or water.
1) More broadly, any rotating device designed to generate airflow or thrust. 2) In figurative use, something or someone that drives or propels an idea, process, or enterprise forward.
Dialectal Variation
British vs American Usage
Differences
Spelling is consistent. Pronunciation differs slightly (see IPA). The word 'propeller' is standard for nautical and aeronautical contexts in both. 'Prop' is a common short form in both, especially in aviation (e.g., 'prop plane').
Connotations
Identical connotations of mechanical propulsion, transport, and engineering.
Frequency
Equally frequent in both varieties due to shared technical vocabulary.
Grammar
How to Use “propeller” in a Sentence
[VERB] + propeller: design, fit, install, spin, turn, stop, damage, replacepropeller + [VERB]: spins, rotates, turns, drives, powers, fails[ADJ] + propeller: main, rear, variable-pitch, wooden, four-bladedVocabulary
Collocations
Examples
Examples of “propeller” in a Sentence
verb
British English
- N/A - 'propeller' is not a verb. The verb is 'propel'.
American English
- N/A - 'propeller' is not a verb. The verb is 'propel'.
adverb
British English
- N/A
American English
- N/A
adjective
British English
- The damaged propeller blade caused vibrations.
- It's a twin-propeller aircraft.
American English
- The propeller-driven plane was loud.
- We need a new propeller shaft.
Usage
Meaning in Context
Business
Rare, except in manufacturing or transport industries (e.g., 'The company specializes in marine propeller design').
Academic
Common in engineering, physics, and maritime/aerospace studies texts.
Everyday
Used when discussing boats, planes, or drones (e.g., 'Be careful of the boat's propeller').
Technical
The primary context, with precise specifications like pitch, diameter, and material.
Watch out
Common Mistakes When Using “propeller”
- Misspelling as 'propellor' (less common variant).
- Confusing 'propeller' (for thrust) with 'turbine' (for extracting energy).
- Using 'propeller' for a stationary fan.
FAQ
Frequently Asked Questions
'Propeller' is the dominant and recommended spelling in both British and American English. 'Propellor' is a rare, older variant.
A propeller converts rotational power into thrust to move a vehicle. A turbine converts the energy of a moving fluid (steam, water, air) into rotational power.
Yes, it can refer to the rotating device on drones, hovercraft, some fans, and even figuratively for a person or idea that drives progress.
In aviation, it means rotating the blades of a stopped propeller to align with the airflow, minimizing drag after an engine failure.
A device with blades that rotate to provide thrust to propel a vehicle (like a ship, aircraft, or helicopter) through air or water.
Propeller is usually neutral to technical; common in general, scientific, and engineering contexts. in register.
Propeller: in British English it is pronounced /prəˈpel.ər/, and in American English it is pronounced /prəˈpel.ɚ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “propeller-head (slang: a technical enthusiast or geek, especially in computing)”
- “feather the propeller (aviation: to angle blades to reduce drag after engine failure)”
Learning
Memory Aids
Mnemonic
Think of a PROfessional PELLEt Launcher - a PROPELLER launches a vehicle forward by spinning its blades.
Conceptual Metaphor
DRIVING FORCE / PROGRESS ('She was the propeller behind the new initiative').
Practice
Quiz
In aviation slang, what might a 'propeller-head' refer to?