nomadism, way of life of peoples who do not live continually in the same place but move cyclically or periodically. It is distinguished from migration, which is noncyclic and involves a total change of habitat. Nomadism does not imply unrestricted and undirected wandering; rather, it is based on temporary centres whose stability depends on the availability of food supply and the technology for exploiting it. The term nomad encompasses three general types: nomadic hunters and gatherers, pastoral nomads, and tinker or trader nomads. Although hunting and gathering generally imposes a degree of nomadism on a people, it may range from ...(100 of 414 words)