FLAMMABLE Definition Meaning - Merriam-Webster Flammable and inflammable look like opposites, but they both describe something that ignites easily and burns quickly Inflammable arrived in English two centuries before flammable Its prefix in- is not the one meaning "not," familiar from words like inactive and inaccurate
Combustibility and flammability - Wikipedia Flammable applies to combustible materials that ignite easily and thus are more dangerous and more highly regulated Less easily ignited less-vigorously burning materials are combustible
Flammable - Energy Education 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 ignite more easily and vigorously
Flammable vs. Inflammable: Whats the difference? | Merriam . . . If you want to keep things crystal clear, choose flammable when you are referring to something that catches fire and burns easily, and use the relatively recent nonflammable when referring to something that doesn't catch fire and burn easily