Definition of macroaggregated in English:

macroaggregated

Pronunciation /ˌmakrəʊˈaɡrɪˌɡeɪtɪd/

adjective

Medicine Biology
  • Designating a preparation of radiolabelled albumin, made by acidification and heating, that consists of relatively large aggregates of molecules and is used in perfusion scanning.

Origin

1960s; earliest use found in Health Physics. From macro- + aggregated.