detribalization

from WordNet (r) 3.0 (2006)

detribalization
    n 1: the act of causing tribal people to abandon their customs
         and adopt urban ways of living [syn: {detribalization},
         {detribalisation}]
    2: the decline or termination of tribal organization [syn:
       {detribalization}, {detribalisation}] [ant: {tribalisation},
       {tribalization}]

from The Collaborative International Dictionary of English v.0.48

detribalization \detribalization\ n.
   the act of causing tribal people to abandon their customs and
   adopt urban ways of living.

   Syn: detribalisation.
        [WordNet 1.5]