ASSIMILATION

as ‧ sim ‧ i ‧ la ‧ tion /əˌsɪməˈleɪʃ ə n, əˌsɪmɪˈleɪʃ ə n/ BrE AmE noun

1 . [uncountable + of] the process of understanding and using new ideas

2 . [uncountable + into] the process of becoming an accepted part of a country or group