blasting powder

noun

: black powder usually containing sodium nitrate manufactured in grains or pellets and used especially for blasting soft materials (as in coal mines)

called also black blasting powder

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