Definition of essentialize in English:
 essentialize
(British essentialise)
verbɪˈsɛnʃ(ə)lʌɪzəˈsɛn(t)ʃəlˌaɪz
[with object]1Characterize (a quality or trait) as fundamental or intrinsic to a particular type of person or thing.
 this approach is controversial because it could essentialize the ‘peaceful’ nature of women
- 1.1 Portray or explain (a particular type of person or thing) in terms of one or more stereotypical or supposedly intrinsic traits.
 nineties culture, over time, has been essentialized into a few symbols
 
  Definition of essentialize in US English:
 essentialize
(British essentialise)
verbəˈsɛn(t)ʃəlˌaɪzəˈsen(t)SHəlˌīz
[with object]1Characterize (a quality or trait) as fundamental or intrinsic to a particular type of person or thing.
 this approach is controversial because it could essentialize the ‘peaceful’ nature of women
- 1.1 Portray or explain (a particular type of person or thing) in terms of one or more stereotypical or supposedly intrinsic traits.
 nineties culture, over time, has been essentialized into a few symbols