Source : Webster's Revised Unabridged Dictionary (1913)

Insalubrity \In`sa*lu"bri*ty\, n. [Cf.F. insalubrite.]
   Unhealthfulness; unwholesomeness; as, the insalubrity of air,
   water, or climate. --Boyle.

Source : WordNet®

insalubrity
     n : the quality of being insalubrious and debilitating [syn: {insalubriousness}]
         [ant: {salubrity}, {salubrity}]