seg ‧ men ‧ ta ‧ tion /ˌseɡmenˈteɪʃ ə n, -mən-/ BrE AmE noun [uncountable]
when something divides or is divided into smaller parts
segmentation of
the segmentation of society
SEGMENTATION
Meaning of SEGMENTATION in English
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012