a rule or standard especially of good behavior

the collection of rules imposed by authority

the principle that a person's nationality at birth is the same as that of his natural parents

the principle that a person's nationality at birth is determined by the place of birth

the judicial principle asserting the supremacy of federal over state legislation on the same subject

(law) the principle that an act done at a later time is deemed by law to have occurred at an earlier time

the principle of keeping the amount of a debt obligation at the same level, even if the purchasing power of money rises or falls.

the collection of rules imposed by authority