adj, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any nonflammable substance.

Adjective

1. 1
   Not combustible. not-comparable
2. 2
   Not easily set on fire. not-comparable

Adjective

1. 1
   impossible to ignite wordnet

Synonyms

All synonyms

fireprooffireproof safeincombustiblenoncombustiblenoninflammableunflammable

Antonyms

All antonyms

burnableburnable gascombustiblecombustible gas

Etymology

From non- + flammable.