# thalweg

> English word · Noun · IPA /ˈtaːlvɛç/

## Definitions
1. The line that connects the lowest points in a valley or river channel, and thus the line of fastest flow or deepest water along a river’s course.

## Etymology
Borrowed from 19th century German Thalweg, from Thal (“valley”) + Weg (“way, course”).

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