| English | Abb. | 学名 | 日本語 | 略称 | |
|---|---|---|---|---|---|
| 1 | orbit period | 周期 | |||
| 2 | period | 周期 | |||
| 3 | time cycle | 周期 | |||
| 4 | circadian rhythm | 概日周期 | |||
| 5 | cycle of fluctuation | 変動周期 | |||
| 6 | estrus cycle | 性周期 | |||
| 7 | growth phase of the hair cycle | 毛周期における成長期 | |||
| 8 | lunar rhythm | 月齢周期 | |||
| 9 | operating cycle | 運転周期 | |||
| 10 | removal cycle | 除去周期 | |||
| 11 | semi-annual oscillation | 半年周期振動 | |||
| 12 | verification cycle | 検証周期 | |||
