i·at·ro·gen·ic [īˌatrəˈjenik] ADJECTIVE relating to illness caused by medical examination or treatment: "drugs may cause side effects which can lead to iatrogenic disease. ALSO: adjective iat·​ro·​gen·​ic (ˌ)ī-ˌa-trə-ˈje-nik : addiction, caused and/or induced unintentionally by a physician or su...