from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A period of eight years in the Ancient Greek calendar.
The octaeteris continued to be used for all public purposes, the only correction being, that three extra days were added to every second octaeteris.
Cleostratus of Tenedos, at the beginning of the fifth century, had devised the _octaeteris_, or cycle of eight years, and this had been generally adopted.
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