hepatitis C

noun

: an acute or chronic hepatitis that is caused by a flavivirus (species Hepatitis C virus of the genus Hepacivirus), is often asymptomatic in its early stages but may be marked by fatigue, fever, nausea, loss of appetite, abdominal tenderness, and muscle and joint pain, and is usually transmitted by infected blood (such as by injection of an illicit drug, blood transfusion, or exposure to blood or blood products)

Note: The acute or short-term stage of hepatitis C typically progresses to a long-term or chronic infection which often leads to liver damage, liver failure, or liver cancer.

Examples of hepatitis C in a Sentence

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.
Covid-19 infections have been strongly linked with cardiovascular conditions like heart disease and stroke, but new research shows that other viral infections such as influenza, HIV, hepatitis C and shingles can also increase the risk of heart problems and cardiovascular disease. Asuka Koda, CNN Money, 29 Oct. 2025 The animals carry hepatitis C, herpes and COVID, deputies said. Alexandra Koch, FOXNews.com, 28 Oct. 2025 Doctors must distinguish fatty liver disease from hepatitis C, Wilson disease, Reye syndrome, and several other conditions when making a diagnosis. Sarah Hudgens, Health, 10 Aug. 2025 Indeed, researchers have identified 220 counties in the U.S. at risk for HIV or hepatitis C outbreaks among people who inject drugs. Dave Wessner, Forbes.com, 30 July 2025 See All Example Sentences for hepatitis C

Word History

First Known Use

1978, in the meaning defined above

Time Traveler
The first known use of hepatitis C was in 1978

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Cite this Entry

“Hepatitis C.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hepatitis%20C. Accessed 1 Nov. 2025.

Medical Definition

hepatitis C

noun
: an acute or chronic hepatitis that is caused by a flavivirus (species Hepatitis C virus of the genus Hepacivirus), is often asymptomatic in its early stages but may be marked by fatigue, fever, nausea, loss of appetite, abdominal tenderness, and muscle and joint pain, and is usually transmitted by infected blood (as by injection of an illicit drug, blood transfusion, or exposure to blood or blood products)

Note: The acute or short-term stage of hepatitis C typically progresses to a long-term or chronic infection which often leads to liver damage, liver failure, or liver cancer.

More from Merriam-Webster on hepatitis C

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