Definition of photoabsorption in English:

photoabsorption

noun

Chemistry Physics
  • Absorption of light; specifically absorption of a photon by the electron shell surrounding an atomic nucleus.

Origin

1930s; earliest use found in Proceedings of the Royal Society of London. From photo- + absorption.

Pronunciation

photoabsorption

/ˌfəʊtəʊəbˈsɔːpʃn//ˌfəʊtəʊəbˈzɔːpʃn/