rarefiedadjectiveliterário/ʁɐ.ɾɨ.ˈfɐj.tu/rarera·re·fei·toPortuguesEnglishEspanolFrancaisDefinitionMade less dense; having its particles far apart.The rarefied air at high altitudes makes breathing difficult.They moved in the rarefied circles of high society.synrarefiedthindilutedantdensethickconcentratedCommon collocationsrarefied airrarefied atmosphereEtymologyDo latim 'rarefactu'.Related wordsrarefazerrarefaçãorarefeitamente