adjective
- not capable of being easily ignited and burned; not flammable
Usage: technical; safety contexts
Examples
- The building was constructed with nonflammable materials for safety.
- Store nonflammable liquids separately from combustible substances.
- The fabric treatment makes the curtains nonflammable.
- Nonflammable insulation helps prevent house fires.
- The laboratory requires nonflammable storage containers.
- Workers must wear nonflammable clothing near the furnace.