The Collaborative International Dictionary of English v.0.48:

Magyar \Mag"yar\ (m[a^]g"y[aum]r; Hung. m[o^]d"y[o^]r), prop. n.
   [Hung.]
   1. (Ethnol.) One of the dominant people of Hungary, allied to
      the Finns; a Hungarian.
      [1913 Webster]

   2. The language of the Magyars.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Magyar \Mag"yar\, prop. a.
   Of or pertaining to the Magyars or their language; Hungarian.
   [PJC]

WordNet (r) 3.0 (2006):

Magyar
    adj 1: relating to or characteristic of Hungary; "Hungarian folk
           music" [syn: Hungarian, Magyar]
    n 1: a native or inhabitant of Hungary [syn: Hungarian,
         Magyar]
    2: the official language of Hungary (also spoken in Rumania);
       belongs to the Ugric family of languages [syn: Hungarian,
       Magyar]