Definition of arch–gravity dam
: an arch dam having also sufficient mass and breadth of base to provide gravity stability
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of arch–gravity dam
Seen and Heard
What made you want to look up arch–gravity dam? Please tell us where you read or heard it (including the quote, if possible).