memorialization

• memorialisation (non-Oxford British English)

memorialize +‎ -ation

memorialization (countable and uncountable, plural memorializations) (American spelling, Oxford British English)

1. The act or process of memorializing or creating a memorial.
   • 2007 October 2, Elias E. Lopez, “Nameless Are Memorialized at Old African Burial Site”, in New York Times‎:

     “This is an important milestone in the whole memorialization process,” said Howard Dodson, one of the early leaders in the development of the memorial and the chief of the Schomburg Center for Research in Black Culture of the New York Public Library .