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.
Autoimmune diseases were used as an indirect marker of chronic inflammation, rather than direct measures using inflammatory biomarkers, such as interleukin-6 (IL-6). New Atlas, 24 June 2025 Regularly applying shea butter may help reduce symptoms of this chronic inflammatory disease. Mark Gurarie, Verywell Health, 23 June 2025 Physical damage to the skin releases inflammatory cytokines—proteins that control inflammation and trigger an immune response.5 Scratching the affected areas can make the areas larger. Mark Gurarie, Health, 22 June 2025 Even at 37 years old, on the downswing of his career — and even coming back from chronic inflammatory response syndrome and symptoms of long COVID — this is a job Toews might succeed in. Murat Ates, New York Times, 21 June 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 4 Jul. 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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