demonstratable

adjective

dem·​on·​strat·​able

¦demən¦strātəbəl

: demonstrable

easily demonstratable aural and visual proof

—R. D. Darrell

Word History

First Known Use

15th century, 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