1a : igniting combustible materials spontaneously. b : of, relating to, or being a weapon (such as a bomb) designed to start fires. 2 : tending to excite or inflame : inflammatory incendiary speeches. 3 : of, relating to, or involving arson : arsonous.

What is the dictionary definition of incendiary?

adjective. used or adapted for setting property on fire: incendiary bombs. of or relating to the criminal setting on fire of property. tending to arouse strife, sedition, etc.; inflammatory: incendiary speeches. tending to inflame the senses: an incendiary extravaganza of music and dance.

What kind of things can be incendiary?

Incendiary weapons can take the form of flamethrowers, fougasses, shells, rockets, grenades, mines bombs and other containers of incendiary substances (e.g., napalm, phosphorous).