From Longman Dictionary of Contemporary Englishundifferentiatedun‧dif‧fer‧en‧ti‧at‧ed /ˌʌndɪfəˈrenʃieɪtɪd/ adjective something which is undifferentiated is not split into parts, or has different parts but you cannot tell the difference between them shows aimed at large undifferentiated groups of people Colonial officials tended to see Indian society as an undifferentiated whole.
Examples from the Corpus
undifferentiated• His cheek, shaved, ready for the outside air, presses mine, which is still warm and undifferentiated.• Television news was pervasive, undifferentiated, and relatively unbiased.• Most studies entailing isolation of intestinal epithelial cells invitro and subsequent grafting invivo have used intact undifferentiated fetal endoderm.• Two of the children with acute myeloid leukaemia, and both of the children with undifferentiated leukaemia, had Down's syndrome.• In fact, an undifferentiated product accompanied by outstanding service could command up to a 10 percent price premium. 4 2.• The younger child makes undifferentiated reflex responses to stimuli.• Smoke rose toward the pale blue ceiling and vast undifferentiated shadows danced on the walls.• This is the classic case of kingdom building out of relatively undifferentiated units.From Longman Business Dictionaryundifferentiatedun‧dif‧fe‧ren‧ti‧at‧ed /ˌʌndɪfəˈrenʃieɪtɪd/ adjective marketing undifferentiated products or services are aimed at as many people as possible of all typesThere is a niche for the mass production of cheap low quality undifferentiated products. 