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Synonyms

flammable

American  
[flam-uh-buhl] / ˈflæm ə bəl /

adjective

  1. easily set on fire; combustible; inflammable.


flammable British  
/ ˈflæməbəl /

adjective

  1. liable to catch fire; readily combustible; inflammable

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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 misunderstanding ( inflammable being sometimes taken to mean not flammable ). Inflammable is preferred in figurative contexts: this could prove to be an inflammable situation

Commonly Confused

See inflammable.

Other Word Forms

  • flammability noun

Etymology

Origin of flammable

First recorded in 1805–15; from Latin flammā(re) “to set on fire” + -ble

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Hydrogen is leakier and more flammable, and it burns hotter and faster than gas.

From Los Angeles Times

The warehouse and surrounding storage areas were filled with stacks of pallets and cardboard boxes containing highly flammable ethanol-based hand sanitizer, according to court documents.

From Los Angeles Times

County Fire Chief Anthony Marrone that killing off the deer — which reduce flammable material through grazing — could increase wildfire risk.

From Los Angeles Times

With both ships laden with flammable cargo, the danger in the event of a collision was obvious, the court was told.

From BBC

Asked about the foam in the ceiling, Michod said his client obtained the material from a "major construction retailer" which did not disclose that it was flammable.

From BBC