\In*cen"di*a*ry\ (?; 277), n.; pl. {Incendiaries}.
[L. incendiarius: cf. F. incendiaire. See {Incense} to
inflame.]
1. Any person who maliciously sets fire to a building or
   other valuable or other valuable property.
2. A person who excites or inflames factions, and promotes
   quarrels or sedition; an agitator; an exciter.
         Several cities . . . drove them out as incendiaries.
                                               --Bentley.

\In*cen"di*a*ry\, a. [L. incendiarius, fr. incendium
a fire, conflagration: cf. F. incendiaire. See {Incense} to
inflame.]
1. Of or pertaining to incendiarism, or the malicious burning
   of valuable property; as, incendiary material; as
   incendiary crime.
2. Tending to excite or inflame factions, sedition, or
   quarrel; inflammatory; seditious. --Paley.
{Incendiary shell}, a bombshell. See {Carcass}, 4.