Koroseal

trademark

Kor·​o·​seal

ˈkȯrəˌsē(ə)l

—used for a thermoplastic composition of polyvinyl chloride that is rubberlike and resistant to oil, sunlight, and flame and is used especially in insulation, tank linings, gaskets, and coatings for textiles and paper

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