Source : Webster's Revised Unabridged Dictionary (1913)

Inhospitality \In*hos`pi*tal"i*ty\, n. [L. inhospitalitas: cf.
   F. inhospitalit['e]. See {In-} not, and {Hospitality}.]
   The quality or state of being inhospitable; inhospitableness;
   lack of hospitality. --Bp. Hall.

Source : WordNet®

inhospitality
     n : unkind and inconsiderate welcome; "he was taken aback by
         such inhospitality" [ant: {cordial reception}]