hydroperiod

noun

hy·​dro·​period

"+

: the period in which a soil area is waterlogged

upland swamps with a 5-month hydroperiod

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now