# Rhenish fan

> English word · Proper noun

## Definitions
1. A set of isoglosses in West Central German showing how the effect of the High German consonant shift gradually decreases towards the north-west (i.e. towards Low Franconian and Low Saxon)

## Etymology
Calque of German Rheinischer Fächer. So called because all or most of the isoglosses collapse in Hesse and fan out to the west.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/rhenish-fan