| Engelsk navneord: 366 days | |||
| 1. | 366 days (om tid) in the Gregorian calendar: any year divisible by 4 except centenary years divisible by 400 | ||
| Termer med samme betydning (synonymer) | bissextile year, intercalary year, leap year | ||
| Mindre specifikke termer | twelvemonth, year, yr | ||