"Hair physics" refers to the realistic movement and behavior of hair in movies, video games, or virtual environments. It is the technology that makes hair look natural as it moves with the character or object in a lifelike manner.
Full definition
It may put a load on your system but the
new hair physics are nothing short of mind blowing.
Square Enix had Tomb Raider return for this new generation with
new hair physics.
«Wonder» in the original game had
some hair physics.
I heard he really likes it, and not just for
the hair physics.
Fighter character models are also of a nice detail, though the game's
hair physics can get occasionally wonky.