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rolleron

Noun CEFR B2

Definitions

An aerodynamic control surface device, used to control against unwanted rolling (rotation) about the axis of movement. The moving wingtip is self-gyro-stabilized with a rolling bladed wheel catching the airstream, providing the gyroscopic moment.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

Rollers rollerskate rollerskater rollerskating rollerski rollerskiing

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