v. t. [ L. incendere, incensum, to kindle, burn. See Incense to inflame. ] To inflame; to excite. [ Obs. ] Marston. [ 1913 Webster ]

n. [ From Incendiary. ] The act or practice of maliciously setting fires; arson. [ 1913 Webster ]

n.; pl. Incendiaries [ L. incendiarius: cf. F. incendiaire. See Incense to inflame. ] [ 1913 Webster ]

1. Any person who maliciously sets fire to a building or other valuable or other valuable property. [ 1913 Webster ]

2. A person who excites or inflames factions, and promotes quarrels or sedition; an agitator; an exciter. [ 1913 Webster ]

Several cities . . . drove them out as incendiaries. Bentley. [ 1913 Webster ]

a. [ L. incendiarius, fr. incendium a fire, conflagration: cf. F. incendiaire. See Incense to inflame. ] [ 1913 Webster ]

1. Of or pertaining to incendiarism, or the malicious burning of valuable property; as, incendiary material; as incendiary crime. [ 1913 Webster ]

2. Tending to excite or inflame factions, sedition, or quarrel; inflammatory; seditious. Paley. [ 1913 Webster ]

Incendiary device, a device designed to set a structure on fire; a firebomb. --
Incendiary shell, a bombshell. See Carcass, 4. [ 1913 Webster ]

a. [ L. incendiosus burning, hot. ] Promoting faction or contention; seditious; inflammatory. [ Obs. ] Bacon. -- In*cen"di*ous*ly, adv. [Obs.] [1913 Webster]