inflammatory

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Arousing passion or strong emotion, especially anger, belligerence, or desire.
• adjective Caused or characterized by inflammation.
• adjective Relating to or involved in inflammation.

from The Century Dictionary.

• Tending to inflame, or to excite or produce inflammation: as, inflammatory medicines.
• Of the nature of, or accompanied or caused by, the morbid condition called inflammation: as, inflammatory rheumatism.
• Of, pertaining to, or indicative of inflammation, or an inflamed condition: as, inflammatory symptoms.
• Tending to excite passion, desire, etc.; of a nature to rouse anger, animosity, tumult, sedition, etc.: as, an inflammatory harangue.

from the GNU version of the Collaborative International Dictionary of English.

• adjective Tending to inflame, kindle, or irritate.
• adjective Tending to excite anger, animosity, tumult, or sedition; seditious.
• adjective (Med.) Accompanied with, or tending to cause, preternatural heat and excitement of arterial action.
• adjective (Med.) Same as Buffy coat, under Buffy.
• adjective a variety of fever due to inflammation.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective Tending to inflame or provoke somebody.
• adjective Causing or caused by inflammation.
• noun Any material that causes inflammation

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective characterized or caused by inflammation
• adjective arousing to action or rebellion