balance of nature

noun

: a state of equilibrium in nature due to the constant interaction of the whole biotic and environmental complex, interference with this equilibrium (as by human intervention) being often extremely destructive compare erosion

Word History

First Known Use

1850, in the meaning defined above

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

Kids Definition

balance of nature

: the fine state of balance in a natural ecosystem due to the effects of the living and nonliving parts of the environment on each other