inflammatory

adjective

in·​flam·​ma·​to·​ry in-ˈfla-mə-ˌtȯr-ē How to pronounce inflammatory (audio)
1
: tending to excite anger, disorder, or tumult : seditious
2
: tending to inflame or excite the senses
3
: accompanied by or tending to cause inflammation
inflammatorily adverb

Examples of inflammatory in a Sentence

She had an acute inflammatory reaction to the drug. He incited the mob with an inflammatory speech.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recognizing the Symptoms Granulomatous mastitis is a chronic, unpredictable breast inflammation with flare-ups similar to autoimmune diseases such as rheumatoid arthritis, lupus or inflammatory thyroid disorders. Lucy Notarantonio, MSNBC Newsweek, 20 Sep. 2025 For example, blood flukes in sea turtles can lead to range of inflammatory reactions in their vascular system severe enough to strand or kill them. Melissa Cristina Márquez, Forbes.com, 19 Sep. 2025 Taking these samples yields more biochemical information, such as gut microbiota composition, metabolites, inflammatory markers, and digestive enzyme activity. IEEE Spectrum, 18 Sep. 2025 Magnesium is an essential mineral responsible for many biological processes, and its deficiency has been linked to several inflammatory disorders. Mira Miller, Verywell Health, 18 Sep. 2025 See All Example Sentences for inflammatory

Word History

First Known Use

circa 1711, in the meaning defined at sense 1

Time Traveler
The first known use of inflammatory was circa 1711

Cite this Entry

“Inflammatory.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inflammatory. Accessed 23 Sep. 2025.

Kids Definition

inflammatory

adjective
in·​flam·​ma·​to·​ry in-ˈflam-ə-ˌtōr-ē How to pronounce inflammatory (audio)
-ˌtȯr-
1
: stirring up anger, disorder, or rebellion
inflammatory speeches
2
: causing or accompanied by inflammation
inflammatory diseases

Medical Definition

inflammatory

adjective
in·​flam·​ma·​to·​ry in-ˈflam-ə-ˌtōr-ē, -ˌtȯr- How to pronounce inflammatory (audio)
: accompanied by or tending to cause inflammation
inflammatory diseases

Legal Definition

inflammatory

noun
in·​flam·​ma·​to·​ry
in-ˈfla-mə-ˌtōr-ē
: tending to cause anger, animosity, or indignation
the use of an alias by a defendant is…almost always inflammatoryF. D. Doucette

Note: Evidence, and especially photographic evidence, may be deemed inadmissible if its inflammatory nature seriously outweighs its probative value or relevance. The mere fact that evidence is graphic or gruesome, however, is not enough to render it inadmissible.

More from Merriam-Webster on inflammatory

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