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

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!