inflammation

noun

in·​flam·​ma·​tion ˌin-flə-ˈmā-shən How to pronounce inflammation (audio)
1
: a local response to cellular injury that is marked by capillary dilatation, leukocytic infiltration, redness, heat, and pain and that serves as a mechanism initiating the elimination of noxious agents and of damaged tissue
2
: the act of inflaming : the state of being inflamed

Examples of inflammation in a Sentence

The drug is used to reduce inflammation. inflammations of the throat and ears
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.
This causes inflammation and fluid buildup, leading to possible bacterial infection and more persistent symptoms. Mark Gurarie, Health, 26 Apr. 2025 Often, inflammation and fluid buildup in the lungs worsen shortness of breath. Smita Patel, Verywell Health, 26 Apr. 2025 Inhalation of coal or Mars dust can lead to irritation and inflammation of the lungs, creating a pathway to severe lung disease. Madison Dapcevich, Discover Magazine, 25 Apr. 2025 Where diet can likely bring some relief, though, is in stymying inflammation. Erica Sloan, SELF, 25 Apr. 2025 See All Example Sentences for inflammation

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of inflammation was in the 15th century

Browse Nearby Words

Cite this Entry

“Inflammation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inflammation. Accessed 30 Apr. 2025.

Kids Definition

inflammation

noun
in·​flam·​ma·​tion ˌin-flə-ˈmā-shən How to pronounce inflammation (audio)
1
: the act of inflaming : the state of being inflamed
2
: a bodily response to injury in which heat, redness, pain, swelling, and more than the usual amount of blood are present in the area affected

Medical Definition

inflammation

noun
in·​flam·​ma·​tion ˌin-flə-ˈmā-shən How to pronounce inflammation (audio)
: a local response to cellular injury that is marked by capillary dilatation, leukocytic infiltration, redness, heat, pain, swelling, and often loss of function and that serves as a mechanism initiating the elimination of noxious agents and of damaged tissue
Last Updated: - Updated example sentences
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