Niederrhein

Etymology
From.

Proper noun

 * 1) Lower Rhine the Rhine in Germany north of Bonn
 * 2)  a narrower geographical region along the Rhine, north-west of Düsseldorf
 * 3)  Bas-Rhin, French department in Grand Est

Usage notes

 * The broader definition is only relevant with regard to the geography of the Rhine, which is divided into, , and . Otherwise the word generally refers to the narrower region.