wave trough « Back to Glossary IndexBottommost part of a wave. Synonyms: troughRelated Articles: 5 Weathering, Erosion, and Sedimentary Rocks9 Crustal Deformation and Earthquakes12 CoastlinesGlossary: cross bedGlossary: wave height« Back to Glossary Index Author: Chris Associate Professor, Salt Lake Community College, Salt Lake City, Utah View all posts by Chris