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

a particle (body with very small size) / a particle (elementary particle or subatomic particle)

behavior, manners, movements

one day

one, 1 / the first in order, foremost / the beginning / the best / a kind of; one of something / (card games) an ace / unity / the bottom string of a shamisen or other Japanese musical instrument