[1] : The Collaborative International Dictionary of English v.0.48

inhospitable \inhos"pitable\, a. pref. in- not + hospitable:
   cf. l. inhospitalis.
   1913 webster
   1. not hospitable; not disposed to show hospitality to
      strangers or guests; as, an inhospitable person or people.
      1913 webster

            have you no touch of pity, that the poor
            stand starved at your inhospitable door? --cowper.
      1913 webster

   2. affording no shelter or sustenance; barren; desert; bleak;
      cheerless; wild. "inhospitable wastes." --blair. --
      inhos"pitableness, n. -- inhos"pitably, adv.
      1913 webster
see also:
inhos"pitableness inhos"pitably 

[2] : WordNet (r) 2.0

inhospitable
     adj 1: unfavorable to life or growth; "the barren inhospitable
            desert"; "inhospitable mountain areas" ant: hospitable
     2: not hospitable; "they are extremely inhospitable these
        days"; "her greeting was cold and inhospitable" ant: hospitable
see also:
hospitable 

[3] : Moby Thesaurus II by Grady Ward, 1.0

35 moby thesaurus words for "inhospitable":
   chill, chilly, closed, cold, cool, disaccordant, disagreeable,
   frosty, icy, ill, incompatible, inimical, strained, tense,
   unaffectionate, unamiable, unamicable, unbenign, unbenignant,
   uncompassionate, uncompassioned, uncordial, unfriendly, ungenial,
   ungracious, unharmonious, unhospitable, unkind, unkindly, unloving,
   unneighborly, unreceptive, unsociable, unsympathetic,
   unsympathizing

Inhospitable >> I Words
Inhospitable, definition of term: Inhospitable
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