rudder

Pronunciation

• (UK) IPA ^(key): /ˈrʌdə(r)/
• (US) IPA ^(key): /ˈrʌdɚ/

• Audio (US)

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Noun

Singular rudder

Plural rudders

1. A rudder is a blade underwater that is used to steer a ship or boat.
2. (aeronautics) A rudder is a part of the vertical stabilizer of an aircraft.