CEFR C1

open rotor

noun phrase

Meaning

A type of aircraft engine design where the rotor blades are not enclosed in a traditional nacelle, allowing for more efficient airflow and potentially improved fuel efficiency.

Examples

The open rotor design has been tested in several experimental aircraft and has shown promising results.
One of the challenges of the open rotor design is reducing the noise generated by the exposed blades.

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open rotor (C1)

noun phrase

Pronunciation: /ˈoʊ.pən ˈroʊ.tər/

Definition

A type of aircraft engine design where the rotor blades are not enclosed in a traditional nacelle, allowing for more efficient airflow and potentially improved fuel efficiency.

Examples

The open rotor design has been tested in several experimental aircraft and has shown promising results.
One of the challenges of the open rotor design is reducing the noise generated by the exposed blades.

How to Use open rotor

open rotor engine (noun phrase): a type of engine design that uses an open rotor — "The open rotor engine is being developed for use in commercial aircraft."
open rotor design (noun phrase): a type of design that uses an open rotor — "The open rotor design has been shown to be more efficient in low-wind conditions."

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