Dima Hasao (Pron: ˈdɪmə həˈsaʊ) district — earlier called
North Cachar Hills district — is an administrative
district in the state of
Assam in north-eastern
India. As of 2011 it is the least populous district of Assam (out of
27). "Dima Hasao" means "Dimasa Hills" in the
Dimasa language.