# day

> unit of time lasting 24 hours, derived from the period of Earth's rotation about its axis

**Wikidata**: [Q573](https://www.wikidata.org/wiki/Q573)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Day)  
**Source**: https://4ort.xyz/entity/day


## References

1. ISO 80000-1:2009 Quantities and units—Part 1: General
2. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
3. Nuovo soggettario
4. Freebase Data Dumps. 2013
5. BabelNet
6. [Source](https://www.wikidata.org/wiki/Special:ListDatatypes#Time)
7. ISO 80000-3:2006 Quantities and units — Part 3: Space and time
8. SI Brochure (9th edition): Concise summary
9. National Library of Israel
10. KBpedia