# normal

> in geometry, an object that is perpendicular to a given object, vector perpendicular to a curve or surface

**Wikidata**: [Q273176](https://www.wikidata.org/wiki/Q273176)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Normal_(geometry))  
**Source**: https://4ort.xyz/entity/normal-q273176


## References

1. Freebase Data Dumps. 2013
2. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)