Definition of astroparticle physicist in English:

astroparticle physicist

noun

Astronomy
  • An expert or specialist in astroparticle physics.

Origin

1980s. From particle + physicist, after astroparticle physics.

Pronunciation

astroparticle physicist

/ˌastrə(ʊ)ˌpɑːtɪkl ˈfɪzɪsɪst/