Standard Lemma guide

rudder

noun · 7 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˈɹʌdəː/
  • Received-Pronunciation: [ˈɹʌdəː]
  • General-American: /ˈɹʌdɚ/
  • General-American: [ˈɹʌ̈dɚ] ~ [ˈɹʌ̈dɹ̩]
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -ʌdə(ɹ)
  • CMU ARPABET: R AH1 D ER0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 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).

Definition source: English Wiktionary via Wiktextract

Topics: nautical, transport

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 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.

Definition source: English Wiktionary via Wiktextract

Topics: aeronautics, aerospace, business, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A riddle or sieve.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

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

Definition source: English Wiktionary via Wiktextract

Usage: figuratively

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

The tail of an otter.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

(nautical) steering mechanism consisting of a hinged vertical plate mounted at the stern of a vessel

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: steering system, steering mechanism

7

noun

Meaning 7

a hinged vertical airfoil mounted at the tail of an aircraft and used to make horizontal course changes

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: airfoil, aerofoil, control surface, surface

History

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.

Across languages

Translations

118 source translations are retained for this English entry.

  • Albanian: timon — underwater vane used to steer a vessel
  • Arabic: دَفَّة (daffa) — underwater vane used to steer a vessel
  • Arabic: سُكَّان (sukkān) — underwater vane used to steer a vessel
  • Arabic: دمان (dmān) — underwater vane used to steer a vessel
  • Armenian: ղեկ (ġek) — underwater vane used to steer a vessel
  • Belarusian: руль (rulʹ) — underwater vane used to steer a vessel
  • Central Bikol: ugit — underwater vane used to steer a vessel
  • Bulgarian: рул (rul) — underwater vane used to steer a vessel
  • Bulgarian: кормило (kormilo) — underwater vane used to steer a vessel
  • Catalan: timó — underwater vane used to steer a vessel
  • Chinese Mandarin: 舵 (duò) — underwater vane used to steer a vessel
  • Chinese Mandarin: 船舵 (chuánduò) — underwater vane used to steer a vessel
  • Czech: kormidlo — underwater vane used to steer a vessel
  • Danish: ror — underwater vane used to steer a vessel
  • Dutch: roer — underwater vane used to steer a vessel
  • Esperanto: direktilo — underwater vane used to steer a vessel
  • Esperanto: rudro — underwater vane used to steer a vessel
  • Finnish: peräsin — underwater vane used to steer a vessel
  • French: gouvernail — underwater vane used to steer a vessel
  • French: safran — underwater vane used to steer a vessel
  • Friulian: tamon — underwater vane used to steer a vessel
  • Galician: leme — underwater vane used to steer a vessel
  • Galician: temón — underwater vane used to steer a vessel
  • Galician: peltre — underwater vane used to steer a vessel
  • Georgian: საჭე (sač̣e) — underwater vane used to steer a vessel
  • German: Ruder — underwater vane used to steer a vessel
  • German: Steuer — underwater vane used to steer a vessel
  • German: Steuerruder — underwater vane used to steer a vessel
  • Greek: πηδάλιο (pidálio) — underwater vane used to steer a vessel
  • Ancient Greek: πηδάλιον (pēdálion) — underwater vane used to steer a vessel
  • Hindi: अरित्र (aritra) — underwater vane used to steer a vessel
  • Hindi: पतवार (patvār) — underwater vane used to steer a vessel
  • Hungarian: kormánylapát — underwater vane used to steer a vessel
  • Indonesian: daun kemudi — underwater vane used to steer a vessel
  • Indonesian: kemudi sepak — underwater vane used to steer a vessel
  • Italian: timone — underwater vane used to steer a vessel
  • Italian: timone orizzontale — underwater vane used to steer a vessel
  • Japanese: 舵 (kaji) — underwater vane used to steer a vessel
  • Javanese: setir — underwater vane used to steer a vessel
  • Korean: 키 (ki) — underwater vane used to steer a vessel
  • Latin: gubernāculum — underwater vane used to steer a vessel
  • Macedonian: кормило (kormilo) — underwater vane used to steer a vessel
  • Malay: rudder — underwater vane used to steer a vessel
  • Māori: urunga — underwater vane used to steer a vessel
  • Māori: urungi — underwater vane used to steer a vessel
  • Norwegian Bokmål: ror — underwater vane used to steer a vessel
  • Norwegian Nynorsk: ror — underwater vane used to steer a vessel
  • Persian: خلاشه (xalâše) — underwater vane used to steer a vessel
  • Persian: سکان (sokân) — underwater vane used to steer a vessel
  • Plautdietsch: Scheppstia — underwater vane used to steer a vessel
  • Polish: ster — underwater vane used to steer a vessel
  • Portuguese: leme — underwater vane used to steer a vessel
  • Romanian: cârmă — underwater vane used to steer a vessel
  • Russian: руль (rulʹ) — underwater vane used to steer a vessel
  • Russian: корми́ло (kormílo) — underwater vane used to steer a vessel
  • Sardinian: timona — underwater vane used to steer a vessel
  • Sardinian: timone — underwater vane used to steer a vessel
  • Sardinian: timoni — underwater vane used to steer a vessel
  • Scottish Gaelic: stiùir — underwater vane used to steer a vessel
  • Serbo-Croatian: кормило — underwater vane used to steer a vessel
  • Serbo-Croatian: kormilo — underwater vane used to steer a vessel
  • Sicilian: timuni — underwater vane used to steer a vessel
  • Slovak: kormidlo — underwater vane used to steer a vessel
  • Slovene: krmilo — underwater vane used to steer a vessel
  • Spanish: timón — underwater vane used to steer a vessel
  • Spanish: gobernalle — underwater vane used to steer a vessel
  • Swahili: usukani — underwater vane used to steer a vessel
  • Swedish: roder — underwater vane used to steer a vessel
  • Thai: หางเสือ (hǎang-sʉ̌ʉa) — underwater vane used to steer a vessel
  • Thai: หางเสือเรือ (hǎang-sʉ̌ʉa-rʉʉa) — underwater vane used to steer a vessel
  • Turkish: dümen — underwater vane used to steer a vessel
  • Ottoman Turkish: دومن (dümen) — underwater vane used to steer a vessel
  • Ukrainian: руль (rulʹ) — underwater vane used to steer a vessel
  • Ukrainian: стерно́ (sternó) — underwater vane used to steer a vessel
  • Venetan: timón — underwater vane used to steer a vessel
  • Vietnamese: bánh lái — underwater vane used to steer a vessel
  • Welsh: llyw — underwater vane used to steer a vessel
  • Arabic: سُكَّان (sukkān) — control surface of an aircraft
  • Arabic: دَفَّة (daffa) — control surface of an aircraft
  • Armenian: ղեկ (ġek) — control surface of an aircraft
  • Breton: stalaf — control surface of an aircraft
  • Catalan: timó — control surface of an aircraft
  • Chinese Mandarin: 舵 (duò) — control surface of an aircraft
  • Chinese Mandarin: 方向舵 (fāngxiàngduò) — control surface of an aircraft
  • Czech: kormidlo — control surface of an aircraft
  • Danish: ror — control surface of an aircraft
  • Danish: haleror — control surface of an aircraft
  • Danish: sideror — control surface of an aircraft
  • Dutch: roer — control surface of an aircraft
  • Esperanto: direktilo — control surface of an aircraft
  • Estonian: pöördetüür — control surface of an aircraft
  • Finnish: peräsin — control surface of an aircraft
  • Finnish: sivuperäsin — control surface of an aircraft
  • French: gouverne — control surface of an aircraft
  • Georgian: საჭე (sač̣e) — control surface of an aircraft
  • German: Steuerruder — control surface of an aircraft
  • German: Ruder — control surface of an aircraft
  • Greek: πηδάλιο (pidálio) — control surface of an aircraft
  • Indonesian: kemudi arah — control surface of an aircraft
  • Italian: timone — control surface of an aircraft
  • Italian: timone di coda — control surface of an aircraft
  • Italian: timone di profondità — control surface of an aircraft
  • Italian: timone di direzione — control surface of an aircraft
  • Japanese: 舵 (kaji) — control surface of an aircraft
  • Japanese: 方向舵 (hōkōda) — control surface of an aircraft
  • Korean: 방향타 (banghyangta) — control surface of an aircraft
  • Norwegian: ror — control surface of an aircraft
  • Norwegian: haleror — control surface of an aircraft
  • Norwegian: sideror — control surface of an aircraft
  • Polish: ster kierunku — control surface of an aircraft
  • Portuguese: leme — control surface of an aircraft
  • Russian: руль поворо́та (rulʹ povoróta) — control surface of an aircraft
  • Russian: руль направле́ния (rulʹ napravlénija) — control surface of an aircraft
  • Spanish: timón — control surface of an aircraft
  • Spanish: gobernalle — control surface of an aircraft
  • Swedish: roder — control surface of an aircraft
  • Thai: หางเสือเลี้ยว (hǎang-sʉ̌ʉa-líao) — control surface of an aircraft
  • Turkish: dümen — control surface of an aircraft
Real reading context

rudder in complete knowledge articles