Origin: Greek prefix bio-
Biophysics has 2 different meanings across 1 category:
physics as applied to biological problems
"The researcher used biophysics to understand how electrical signals travel across a neuron's membrane."
The interdisciplinary science that applies theories and methods of the physical sciences to questions of biology.
"The graduate student spent her entire summer analyzing how thermal fluctuations affect protein folding, a classic problem in biophysics."