In general use, flammable is now the preferred term for describing things that can catch fire, but inflammable is still occasionally used with that meaning as well.

FLAMMABLE definition: easily set on fire; combustible; inflammable. See examples of flammable used in a sentence.

Unpaid military and security forces, a demoralised public service, armies of unemployed youth and an increasingly impoverished mass population became the core elements of a flammable society.

A carbon dioxide fire extinguisher rated for flammable liquids and gases Fires involving flammable liquids or liquefiable solids fall under Class B[note 1]. Examples may include petrol/gasoline, oil, …

Usage: Flammable and inflammable are interchangeable when used of the properties of materials. Flammable is, however, often preferred for warning labels as there is less likelihood of …

Definition of flammable adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Dec 14, 2025 · Adjective flammable (comparative more flammable, superlative most flammable) Capable of burning.

Flammable is a term that describes the ability for a material to ignite. It is often used alongside combustible which also describes the ability to ignite—but one difference is that flammable materials …

Jan 8, 2026 · Understand the comprehensive science of flammability: the components, the chemical transition to vapor, and the physical properties governing ignition.

Liable to catch fire; readily combustible; inflammable.... Click for English pronunciations, examples sentences, video.