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 meaning: 1. Something that is flammable burns easily: 2. Something that is flammable burns easily: 3. able…. Learn more.

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

Dec 14, 2025 · Back-formation from inflammable, which is used to avoid confusion with non-flammable, as the prefix in- is often used to mean "un-; non-", although it was originally meant …

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

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 …

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 …

Divisions Class 3: Flammable Liquids A flammable liquid is a liquid having a flash point of not more than 60 °C (140 °F), or any material in a liquid phase with a flash point at or above 37.8 …

Flammables and combustible chemicals are easily ignited and may present a serious fire or explosion hazard. The lower the flash point of flammable liquids, the more dangerous it is. …

Although they appear to have differing prefixes, flammable and inflammable both describe materials that catch fire easily. The term inflammable might be misleading due to its prefix, …