# millimetre

> SI unit of length equal to one thousandth of a metre

**Wikidata**: [Q174789](https://www.wikidata.org/wiki/Q174789)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Millimetre)  
**Source**: https://4ort.xyz/entity/millimetre


## References

1. Freebase Data Dumps. 2013
2. Recommendation N. 20 - Codes for Units of Measure Used in International Trade - Revision 13 (Annexes I to III)
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)