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.
The Australian perennial chart-topper has been performing on her Tension tour to sell-out crowds in the UK, but has been forced to abort four imminent European dates after coming down with laryngitis – inflammation of the vocal chords and voice box. Caroline Frost, Deadline, 14 June 2025 Infused with salicylic acid—a BHA known for unclogging the pores and reducing inflammation—this liquid exfoliant is a Vogue editor all-star for taking care of blackheads. Jenny Berg, Vogue, 13 June 2025 This class of bacteria is beneficial to our gut in many ways, including helping to reduce inflammation, increase intestinal strength, and positively influence our immune responses. Stephanie Edwards, Discover Magazine, 13 June 2025 Adults and children with respiratory allergies, such as allergic rhinitis (inflammation of the nasal passages after exposure to an allergen), are at a high risk of developing nosebleeds. Jurairat J. Molina, Verywell Health, 12 June 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 18 Jun. 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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