the Hippocratic oath
noun /ðə ˌhɪpəkrætɪk ˈəʊθ/
/ðə ˌhɪpəkrætɪk ˈəʊθ/
[singular]- the promise that doctors make to keep to the principles of the medical professionWord Originmid 18th cent.: Hippocratic from medieval Latin Hippocraticus ‘relating to Hippocrates’ (c. 460-377 BC), the Greek physician traditionally regarded as the father of medicine.