Definition of photoscanning in US English:

photoscanning

noun

Medicine
  • The photographic recording of the distribution of a radioisotope or radiopharmaceutical within the body or an organ.

Origin

1950s; earliest use found in International Journal Applied Radiation & Isotopes. From photo- + scanning.

Pronunciation

photoscanning

/ˈfəʊtəʊˌskanɪŋ/