actnounmasculine/ˈatu/mediuma·toPortuguesEnglishEspanolFrancaisDefinitionAn action or deed performed.The act of kindness was greatly appreciated.He committed an act of courage.synactiondeedCommon collocationsact of kindnessact of couragelegal actEtymologyDo latim 'actus'Related wordsaçãoatuaratuação