New American Oxford Dictionary
Ainu
Ai nu |ˈīˌno͞o ˈaɪnu | ▶noun 1 ( pl. same or Ainus ) a member of an aboriginal people of Japan, physically distinct (with light skin color and round eyes ) from the majority population. 2 the language of this people, of unknown affinity. ▶adjective of or relating to this people or their language. ORIGIN early 19th cent.: the name in Ainu, literally ‘man, person. ’
Oxford Dictionary
Ainu
Ainu |ˈeɪnuː | ▶noun ( pl. same or Ainus ) 1 a member of an aboriginal people of northern Japan, physically distinct (with light skin colour and round eyes ) from the majority population. 2 [ mass noun ] the language of the Ainu people, perhaps related to Altaic. It is no longer in everyday use. ▶adjective relating to the Ainu or their language. ORIGIN the name in Ainu, literally ‘man, person ’.
Duden Dictionary
Ainu
Ai nu Substantiv, maskulin , der |Ai nu |der Ainu; Genitiv: des Ainu [s ], Plural: die Ainu [s ] Ureinwohner der japanischen Inseln und Südsachalins
Sanseido Wisdom Dictionary
Ainu
Ai nu /áɪnuː /名詞 複 ~, ~s C アイヌ人 [民族 ]; U アイヌ語 .