unhygienic

from WordNet (r) 3.0 (2006)

unhygienic
    adj 1: unclean and constituting a likely cause of disease;
           "pathetic dogs kept in small unhygienic cages"

from The Collaborative International Dictionary of English v.0.48

Unhygienic \Unhygienic\
   See {hygienic}.

from Moby Thesaurus II by Grady Ward, 1.0

21 Moby Thesaurus words for "unhygienic":
      bad, bad for, contaminated, foul, harmful, injurious, insalubrious,
      insanitary, morbific, noisome, noxious, pathogenic, peccant,
      pestiferous, polluted, septic, tainted, unhealthful, unhealthy,
      unsanitary, unwholesome

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