propeller

noun

pro·​pel·​ler prə-ˈpe-lər How to pronounce propeller (audio)
variants or less commonly propellor
: one that propels
especially : a device that consists of a central hub with radiating blades placed and twisted so that each forms part of a helical surface and that is used to propel a vehicle (such as a ship or airplane)

Examples of propeller in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The same applies to Hana Airport (HNM), where only small, single-engine propeller planes can fly in or out. Sharael Kolberg, Travel + Leisure, 9 June 2026 For example, Sonic's iconic spin dash is here, as well as Tails' propeller tails and Knuckles' trademark glide. Zackery Cuevas, PC Magazine, 8 June 2026 According to The Independent, the flight was operating on an ATR 72 aircraft, a propeller plane used for short-haul flights. Natalia Senanayake, PEOPLE, 8 June 2026 The engine’s parallel hybrid architecture allows both the gas turbine and the electric system to drive the propeller. Chris Young, Interesting Engineering, 3 June 2026 See All Example Sentences for propeller

Word History

Etymology

propel + -er entry 2

First Known Use

1780, in the meaning defined above

Time Traveler
The first known use of propeller was in 1780

Browse Nearby Words

Cite this Entry

“Propeller.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/propeller. Accessed 17 Jun. 2026.

Kids Definition

propeller

noun
pro·​pel·​ler prə-ˈpel-ər How to pronounce propeller (audio)
: a device consisting of a hub fitted with blades that is made to turn rapidly by an engine and is used especially for propelling airplanes and ships

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