Both Uses of
frontier
in
Leaves of Grass
- Some parturition rather, some solemn immortal birth; On the frontiers to eyes impenetrable, Some soul is passing over.†
Chpt 30 *
- I see men marching and countermarching by swift millions, I see the frontiers and boundaries of the old aristocracies broken, I see the landmarks of European kings removed, I see this day the People beginning their landmarks, (all others give way;) Never were such sharp questions ask'd as this day, Never was average man, his soul, more energetic, more like a God, Lo, how he urges and urges, leaving the masses no rest!†
Chpt 33
Definition:
-
(frontier as in: the frontier of brain science) the most recent understandings and achievements in a changing field