Nonflammable
(adjective)
Not capable of being easily set on fire.
Origin:
Derived from the prefix "non-" meaning "not" or "without" and "flammable" meaning capable of being easily set on fire.
Examples:
- Nonflammable materials are used to make fire-resistant clothing.
- The nonflammable liquid is used to extinguish fires.
- Nonflammable gases are not easily ignited.
- Nonflammable fabrics are used in making upholstery for furniture and curtains.
- The nonflammable insulation material is safer to use in building construction.