›› Measurement unit: fortnight

Full name: fortnight

Plural form: fortnights

Category type: time

Scale factor: 1209600


›› SI unit: second

The SI base unit for time is the second.
1 second is equal to 8.2671957672E-7 fortnight.


›› Convert fortnight to another unit

Convert fortnight to  

Valid units must be of the time type.
You can use this form to select from known units:

Convert fortnight to  

I'm feeling lucky, show me some random units


›› Definition: Fortnight

A fortnight is a unit of measurement of time equal to two weeks: that is 14 days, or literally 14 nights. The term is most commonly used in British English. It derives from the Old English feowertiene niht, meaning "fourteen nights".


›› Sample conversions: fortnight

fortnight to quarter
fortnight to shake
fortnight to week
fortnight to second
fortnight to day
fortnight to nanosecond
fortnight to hour
fortnight to decade
fortnight to year