incendiary

in-SEN-dee-air-ee /ɪnˈsen.di.er.i/
adjectivenounC1GRESAT
formaltechnical

Designed to cause fires; tending to stir up conflict, anger, or rebellion.

In fire context, refers to devices or chemicals intended to ignite fires; metaphorically describes provocative rhetoric.

The story behind the word. From Latin incendiarius (causing fires, arsonist), from incendium (a fire), originating from incendere (to set fire to) where in- joins candere (to glow or shine).

Word relationships

  • inflammatory: Inflammatory is more commonly used for speech that excites anger, while incendiary frequently refers to physical fire devices.
  • provocative: Provocative can mean intriguing or challenging, whereas incendiary specifically implies violent conflict.
  • calming: Calming neutralizes anger or hostility.
  • soothing: Soothing reduces tension or heat.

Commonly confused with

  • combustible: Combustible describes material that can burn, while incendiary describes devices deliberately designed to start fires.

Word family

  • incendiarism (noun): The act or practice of setting malicious fires.

Collocations

  • incendiary device
  • incendiary rhetoric
  • incendiary mixture

Example sentences

  • "Investigators discovered traces of an incendiary device at the burnt warehouse site." Arson Investigation
  • "The politician's incendiary speech sparked angry protests across the city." Political Commentary

Memory hook

INCENDIARY sends IN-CANDLE heat to start fires. Intentional fire starter.

When not to use

Do not use to describe accidental fires caused by natural elements like lightning.

Fun facts

  • Incendiary bombs used during World War II relied on thermite and magnesium to produce unquenchable heat.

Related words

arson, ignition, combustible

LangBlitz
Take your vocabulary further with LangBlitz

Our English vocabulary app: FSRS spaced repetition, 5,000+ curated words across 119 topic groups, CEFR A1 to C2. Explore your mastery with the beautiful Vocabulary World feature.