Launder-Ometer

trademark

Laun·​der-Om·​e·​ter

—used for a machine with rotating containers for testing the colorfastness of dyed cloth to washing solutions or the efficiency of washing solutions in cleansing soiled cloth

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