Definition of Perrin, Jean Baptiste in English:

Perrin, Jean Baptiste

proper noun

  • (1870–1942), French physical chemist. He provided the definitive proof of the existence of atoms, proved that cathode rays are negatively charged, and investigated Brownian motion. Nobel Prize for Physics (1926).

Pronunciation

Perrin, Jean Baptiste

/pɛˈrã//pɛʀɛ̃/