音おん声せい言げん語ごおんせいげんごMeanings1nounspoken languagelinguisticsLinguistics term contrasting with 文字言語 (written language). Refers to language in its spoken form.See also: 文字言語音おん声せい言げん語ごと文も字じ言げん語ごの違ちがいについて研けん究きゅうしている。I am researching the differences between spoken and written language.