# hydrodynamical helicity

> kinematic parameter useful to describe rotational properties of fluid flow

**Wikidata**: [Q3097928](https://www.wikidata.org/wiki/Q3097928)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hydrodynamical_helicity)  
**Source**: https://4ort.xyz/entity/hydrodynamical-helicity


## References

1. Freebase Data Dumps. 2013