Hippocratic oath

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An oath of ethical professional behavior sworn by new physicians, attributed to Hippocrates but thought to have been written by a student or contemporary.

from the GNU version of the Collaborative International Dictionary of English.

• An oath said to have been dictated by Hippocrates to his disciples. Such an oath is still administered to candidates for graduation in medicine.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun medicine An oath sworn by newly-qualified physicians that they will observe the medical ethics that derived from Hippocrates

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun an oath taken by physicians to observe medical ethics deriving from Hippocrates