# circular mil

> unit of area equal to the area of a circle with a diameter of one mil

**Wikidata**: [Q5121670](https://www.wikidata.org/wiki/Q5121670)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Circular_mil)  
**Source**: https://4ort.xyz/entity/circular-mil


## References

1. Recommendation N. 20 - Codes for Units of Measure Used in International Trade - Revision 13 (Annexes I to III)