English Dictionary

rudder

/ˈɹʌdə(ɹ)/

noun

(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).

The rudder helps control the direction of the boat.

意味（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).

意味（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.

意味（3）

A riddle or sieve.

意味（4）

(figuratively) That which resembles a rudder as a guide or governor; that which guides or governs the course.

For rhyme the rudder is of verses.