| 涡 | name of a river | 
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| 涡动 | stirring motion; whirling motion; vortex motion; eddy motion; vortex; turbulent motion | 
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| 涡卷 | turbination; wreathe | 
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| 涡喷 | turbojet | 
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| 涡度 | vorticity | 
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| 涡形 | volute | 
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| 涡扇 | turbofan | 
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| 涡旋 | eddy vortex
 
 | 
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| 涡核 | eye of a vortex | 
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| 涡桨 | turboprop | 
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| 涡流 | vortex; whirlpool; bow wave; backset; eddy currents; remous; stirring motion; vortex flow; erratic current; eddy current; vortexing; rotational flow; stray current; vagabond current; eddy; bumpy flow; transverse currents; whirling currents; foucault currents; swirling | 
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| 涡虫 | planaria; turbellarian | 
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| 涡虫纲 | Turbellaria (an order of flatworms) | 
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| 涡轮 | turbine | 
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| 涡轮发电机 | turbine generator; turbo-generator; turbo dynamo; turbo alternator; turboalternator; turbine dynamo; turbine electric generator; turbodynamo; turbogenerator | 
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| 涡轮叶片 | a turbine blade; a turbine bucket | 
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| 涡轮喷射发动机 | a turbojet (engine) | 
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| 涡轮喷气发动机 | turbojet | 
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| 涡轮增压器 | [Mechanics] a turbocharger; a turbo | 
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| 涡轮机 | turbine installation; turbine; turbomachine; turbomachinery; turbo machine | 
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