• (British) IPA: /ˈɹʌdə(ɹ)/
  • (America) IPA: /ˈɹʌdɚ/

rudder (plural rudders)

  1. (nautical) An underwater vane used to steer a vessel. The rudder is controlled by means of a wheel, tiller or other apparatus (modern vessels can be controlled even with a joystick or an autopilot).
  2. (aeronautics) A control surface on the vertical stabilizer of a fixed-wing aircraft or an autogyro. On some craft, the entire vertical stabilizer comprises the rudder. The rudder is controlled by foot-operated control pedals.
  3. A riddle or sieve.
  4. (figurative) That which resembles a rudder as a guide or governor; that which guides or governs the course.
    • Hudibras
      For rhyme the rudder is of verses.
Translations Translations
  • German: Steuerruder, Ruder
  • Italian: timone, timone di coda, timone di profondità, timone di direzione
  • Portuguese: leme
  • Russian: руль поворот
  • Spanish: timón

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