Breadcrumb Home > Thesaurus > T Synonyms of thalweg Find synonyms for: Noun 1. thalweg, boundary, edge, bound usage: the middle of the chief navigable channel of a waterway that forms the boundary line between states 2. thalweg, contour, contour line usage: a line following the lowest points of a valley WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of thalweg (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: demagogue Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language