languagenounmasculine/iˈðjomɐ/highi·di·o·maPortuguesEnglishEspanolFrancaisDefinitionA system of verbal communication specific to a community, nation, or people.Portuguese is the official language of Portugal.She speaks five languages fluently.synlanguagetongueEtymologyDo latim 'idioma, -atis', do grego 'idiōma' (particularidade).Related wordsidiomáticoidiossincrasia