C-reactive protein
noun
C-re·ac·tive protein
ˈsē-rē-ˈak-tiv- 
: a protein present in blood serum in various abnormal states (such as inflammation or neoplasia)
—abbreviation CRP
Examples of C-reactive protein in a Sentence
Recent Examples on the Web
This is a meaningful result, because high-sensitivity C-reactive protein – hsCRP – is an inflammatory marker that can signal increased risk of cardiovascular disease.
—
New Atlas, 17 Sep. 2025
The study found that the people who ate more red meat and did not follow the Mediterranean diet had higher levels of circulating inflammatory markers, such as interleukin-6 (IL-6) and C-reactive protein (CRP).
—Sandee Lamotte, CNN Money, 15 Sep. 2025
First, researchers measured high-sensitivity C-reactive protein in 12,530 healthy American women with none of the classic SMuRFs—hypertension, high cholesterol, diabetes, and smoking.
—Sarah Garone, Health, 9 Sep. 2025
Supplementing with mangosteen extract potentially reduces C-reactive protein (CRP) levels.
—Amy Brownstein, Verywell Health, 7 Aug. 2025
The results showed shockingly high levels of C-reactive protein (CRP), a protein made by the liver.
—Alyce Collins, MSNBC Newsweek, 28 June 2025
Physical health issues, including increases in inflammatory markers like C-reactive protein, more physical symptoms and more visits to a doctor or health center for physical illness have also been noted in research.
—Jess Cording, Forbes.com, 8 June 2025
Shiitake also reduces inflammation markers like CRP (C-reactive protein) and IgA (Immunoglobulin A).
—Boutayna Chokrane, Wired News, 28 May 2025
Those living within 4 miles of the new greenery showed 13-20% lower levels of C-reactive protein, which is produced in response to inflammation.
—Bill Frist, Forbes, 15 Jan. 2025
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New Atlas, 17 Sep. 2025
The study found that the people who ate more red meat and did not follow the Mediterranean diet had higher levels of circulating inflammatory markers, such as interleukin-6 (IL-6) and C-reactive protein (CRP).
—Sandee Lamotte, CNN Money, 15 Sep. 2025
First, researchers measured high-sensitivity C-reactive protein in 12,530 healthy American women with none of the classic SMuRFs—hypertension, high cholesterol, diabetes, and smoking.
—Sarah Garone, Health, 9 Sep. 2025
Supplementing with mangosteen extract potentially reduces C-reactive protein (CRP) levels.
—Amy Brownstein, Verywell Health, 7 Aug. 2025
The results showed shockingly high levels of C-reactive protein (CRP), a protein made by the liver.
—Alyce Collins, MSNBC Newsweek, 28 June 2025
Physical health issues, including increases in inflammatory markers like C-reactive protein, more physical symptoms and more visits to a doctor or health center for physical illness have also been noted in research.
—Jess Cording, Forbes.com, 8 June 2025
Shiitake also reduces inflammation markers like CRP (C-reactive protein) and IgA (Immunoglobulin A).
—Boutayna Chokrane, Wired News, 28 May 2025
Those living within 4 miles of the new greenery showed 13-20% lower levels of C-reactive protein, which is produced in response to inflammation.
—Bill Frist, Forbes, 15 Jan. 2025
Cite this Entry
“C-reactive protein.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/C-reactive%20protein. Accessed 28 Sep. 2025.
Copy CitationMedical Definition
C-reactive protein
noun
C-re·ac·tive protein
ˌsē-rē-ˌak-tiv-
: a protein produced by the liver that is normally present in trace amounts in the blood serum but is elevated during episodes of acute inflammation (as those associated with neoplastic disease, chronic infection, or coronary artery disease)
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