An example of deontology is the belief that killing someone is wrong, even if it was in self-defense.
Origin of deontology
- Greek deon deont- obligation, necessity (from) (neuter present participle of dein to need, lack deu-1 in Indo-European roots) –logy
From American Heritage Dictionary of the English Language, 5th Edition
- From Ancient Greek δέον (deon, “that which is binding, needful, right, proper”) + λόγος (logos, “argument”).