English Explanatory Dictionary

rudder

English dictionary entry

Meanings

noun
  1. 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. 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. That which resembles a rudder as a guide or governor; that which guides or governs the course.
  5. The tail of an otter.

Pronunciation

/ˈɹʌdəː/ [ˈɹʌdəː] /ˈɹʌdɚ/ [ˈɹʌ̈dɚ] ~ [ˈɹʌ̈dɹ̩] en-us-rudder.ogg

Word forms

rudder rudders

Etymology

Etymology tree Proto-Indo-European *h₁reh₁- Proto-Indo-European *h₁roh₁-(ye-)-tider. Proto-Germanic *rōaną Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Germanic *-þrą Proto-Germanic *rōþrą Proto-West Germanic *rōþr Old English rōþor Middle English rother English rudder From Middle English rodder, rother, ruder, from Old English rōþor (“oar, rudder”), from Proto-West Germanic *rōþr, from Proto-Germanic *rōþrą (“oar, rudder”) (compare Dutch and West Frisian roer, German Ruder), from Proto-Germanic *rōaną, from Proto-Indo-European *h₁reh₁- (“to row”) + Proto-Germanic *-þrą, *-þraz, instrumental suffix. Akin to Old English rōwan (“to row”). More at rōwan, -þor.

Related words

tiller

Derived words

balance rudder bow rudder drop rudder Dutch rudder rudder authority rudder blade rudder chain rudder coat ruddered rudderfish rudderhead rudderhole rudderless rudderlike rudderon rudder pendants rudderpost rudder roll rudderstock rudder stock ruddervator
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