rudder
English Thesaurus
1. (nautical) steering mechanism consisting of a hinged vertical plate mounted at the stern of a vessel (noun.artifact)
| part holonym | : | rudder blade, |
| definition | : | the vertical blade on a rudder (noun.artifact) |
| part holonym | : | rudderpost, rudderstock, |
| definition | : | a vertical post at the forward edge of a rudder that enables the rudder to pivot (noun.artifact) |
| part holonym | : | tiller, |
| definition | : | lever used to turn the rudder on a boat (noun.artifact) |
| part meronym | : | vessel, watercraft, |
| definition | : | a craft designed for water transportation (noun.artifact) |
2. a hinged vertical airfoil mounted at the tail of an aircraft and used to make horizontal course changes (noun.artifact)
| hypernym | : | aerofoil, airfoil, control surface, surface, |
| definition | : | a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight (noun.artifact) |
| part meronym | : | vertical tail, |
| definition | : | the vertical airfoil in the tail assembly of an aircraft (noun.artifact) |
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