aboriginally

Pronunciation: /ˌæb.əˈɹɪd͡ʒ.n̩.ə.li/

The English word “aboriginally” has 4 meanings listed here.

adverb

From or in the earliest known times.
In the period before contact with Europeans (especially with reference to peoples subjected to colonization).
By indigenous Canadians (often capitalized in this sense).
To the utmost degree (modifying an adjective.)

From aboriginal + -ly.

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.