器械: a device, an appliance, a mechanism / 機械: a machine, equipment, an apparatus / 器械: a utensil, a tool, an instrument / 器械: a tool for conducting a test or experiment or for measurement

scholarship; learning; knowledge

(geology, physics) geophysics

(physics) theoretical physics

nuclear physics

Clipping of 原子核物理学 (genshikaku butsurigaku, “nuclear physics”).

Synonym of 天体物理学 (tentai butsurigaku, “astrophysics”)

astrophysics

applied physics

biophysics