Definition of photo-detachment in English:

photo-detachment

noun

  • 1Military. A detachment (of soldiers, etc.) assigned to photographic work.

  • 2Physics. Detachment of an electron from an atom caused by an incident photon.

Origin

1930s; earliest use found in Geographical Journal. From photo- + detachment.

Pronunciation

photo-detachment

/ˈfəʊtəʊdɪtatʃm(ə)nt/