| Answer | Crossword Clue |
|---|---|
| IDES | Roman calendar period |
| NONES | Roman calendar period. |
| YEAR | Calendar period |
| EPACT | Calendar period |
| WEEK | Calendar period |
| YEAR | Calendar period, typically |
| EPACT | Solar-calendar period |
| LENT | Christian calendar period |
| STARDATE | Calendar period, to Kirk |
| LUNISOLAR | Ecliptic period of Julian calendar. |
