Definition of overdiagnose in English:

overdiagnose

Pronunciation /ˌəʊvəˈdʌɪəɡnəʊz/ /ˌəʊvədʌɪəɡˈnəʊz/

verb

  • To diagnose (a particular disease, etc.) too frequently, and thus occasionally incorrectly.

Origin

1950s. From over- + diagnose.