Definition of topographic maturity
: the condition of a district in which the land is reduced to slopes, the original upland has been completely dissected, a new plain of erosion has just begun to appear, and many of the individual river valleys are mature but some of the headwaters of the tributaries may still be in the youthful stage
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!
Seen and Heard
What made you want to look up topographic maturity? Please tell us where you read or heard it (including the quote, if possible).