# absorption spectrum

> dark lines or regions at wavelengths where intervening material has absorbed some of the light

**Wikidata**: [Q865545](https://www.wikidata.org/wiki/Q865545)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Absorption_spectrum)  
**Source**: https://4ort.xyz/entity/absorption-spectrum


## References

1. Freebase Data Dumps. 2013
2. Quora