unambiguousEnglishOxford New American Dictionaryunambiguous /ˌənamˈbiɡyo͞oəs, ˌənæmˈbɪɡjuəs / ▸ adjective not open to more than one interpretation: instructions should be unambiguous. – DERIVATIVES unambiguity /ˌənˌambəˈɡyo͞oədē, ˌənˌæmbəˈɡjuədi / noun