sodium thiocyanate

noun

: a hygroscopic crystalline salt NaSCN made usually by reaction of sodium cyanide with sulfur or sodium polysulfide and used chiefly in dyeing and printing textiles, in processing photographic color film, and as a weed killer

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