| autogiro | (noun) an aircraft that is supported in flight by unpowered rotating horizontal wings (or blades); forward propulsion is provided by a conventional propeller | Synonyms: autogyro, gyroplane |
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| giro | (noun) a British financial system in which a bank or a post office transfers money from one account to another when they receive authorization to do so | - |
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| (noun) a check given by the British government to someone who is unemployed; it can be cashed either at a bank or at the post office | Synonyms: giro cheque |