Definitions Found:
A period of four years between Olympic Games, used by the ancient Greeks in dating events
- olympiadA period of four years between Olympic Games, used by the ancient Greeks in dating events
- indictionsA fiscal period of fifteen years used as a means of dating events and transactions in the Roman Empire and in the papal and some royal courts. The system was instituted by the Emperor Constantine in ad 313 and was used until the 16th century in some places
- indictionA fiscal period of fifteen years used as a means of dating events and transactions in the Roman Empire and in the papal and some royal courts. The system was instituted by the Emperor Constantine in ad 313 and was used until the 16th century in some places