English noun: gear |
1. | gear (artifact) a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion |
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| Synonyms | cogwheel, gear wheel, geared wheel |
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| Broader (hypernym) | wheel |
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| Narrower (hyponym) | bevel gear, epicyclic gear, escape wheel, pinion, pinion and crown wheel, pinion and ring gear, planet gear, planet wheel, planetary gear, rack and pinion, spur gear, spur wheel, sun gear, worm gear, worm wheel |
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| Part holonym | cog, sprocket, tooth |
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2. | gear (artifact) wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed |
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| Samples | The fool got his tie caught in the geartrain.
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| Synonyms | gearing, geartrain, power train, train |
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| Broader (hypernym) | wheelwork |
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| Narrower (hyponym) | epicyclic gear train, epicyclic train, reduction gear |
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| Part meronym | engine |
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3. | gear (artifact) a mechanism for transmitting motion for some specific purpose (as the steering gear of a vehicle) |
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| Synonyms | gear mechanism |
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| Broader (hypernym) | mechanism |
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| Narrower (hyponym) | first, first gear, gearset, high, high gear, low, low gear, park, reverse, reverse gear, second, second gear, steering gear, third, third gear, transmission, transmission system |
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4. | gear (artifact) equipment consisting of miscellaneous articles needed for a particular operation or sport etc. |
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| Synonyms | appurtenance, paraphernalia |
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| Broader (hypernym) | equipment |
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| Narrower (hyponym) | fishing gear, fishing rig, fishing tackle, kit, outfit, regalia, rig, rig, rigging, saddlery, stable gear, tack, tackle, tackle |
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