propeller

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noun pro·pel·ler \prə-ˈpe-lər\
variants: or less commonly

propellor

Definition of propeller

  1. :  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)

Recent Examples of propeller from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'propeller'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of propeller

1780


PROPELLER Defined for English Language Learners

propeller

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noun

Definition of propeller for English Language Learners

  • : a device with two or more blades that turn quickly and cause a ship or aircraft to move


PROPELLER Defined for Kids

propeller

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noun pro·pel·ler \prə-ˈpe-lər\

Definition of propeller for Students

  1. :  a device having a hub fitted with blades that is made to turn rapidly by an engine and that causes a ship, power boat, or airplane to move



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