aboriginally
adv. C1 Advanced abo·rig·i·nal·ly
adv. in a way that relates to the original people of a country or the very beginning of something.
adv. in a manner relating to the original inhabitants of a land or to the earliest stages of a process.
The land was aboriginally inhabited by the local people for thousands of years.
The researchers studied the region aboriginally to understand how the first settlers survived the harsh winter.
The legal team argued that the site was aboriginally significant, requiring a formal consultation with the indigenous community before any construction could begin.
From aboriginal + -ly.