'acculturationist' originates from 'acculturation', which is derived from the Latin word 'acculturare', where 'ad-' meant 'to' and 'cultura' meant 'cultivation'.

'acculturation' changed from the Latin word 'acculturare' and eventually became the modern English word 'acculturation' through Middle English.

Initially, it meant 'to cultivate or adapt culturally', but over time it evolved into its current meaning of 'the process of cultural change and adaptation'.