| Noun | 1. | incendiary - a criminal who illegally sets fire to property | |
| 2. | incendiary - a bomb that is designed to start fires; are most effective against flammable targets (such as fuel)bomb - an explosive device fused to denote under specific conditions | |
| Adj. | 1. | incendiary - involving deliberate burning of property; "an incendiary fire" | |
| 2. | incendiary - arousing to action or rebellionprovocative - serving or tending to provoke, excite, or stimulate; stimulating discussion or exciting controversy; "a provocative remark"; "a provocative smile"; "provocative Irish tunes which...compel the hearers to dance"- Anthony Trollope | |
| 3. | incendiary - capable of catching fire spontaneously or causing fires or burning readily; "an incendiary agent"; "incendiary bombs" | |