National censuses use a variety of definitions - invoking factors such as population, population density, number of dwellings, economic function, and infrastructure - to classify populations as urban.
tuddanen n addawlat hakkinat almaɣna tan ajjotnen- jannin issibaban šund išaɣib, ijjit n ichaɣib, iddikud n timazduɣen, timašɣulen tin tamudre id ikarosan- a fal arhan ad aɣzinan ichaghib fal isim wan imaɣazzan n aɣrim