: an acute infectious disease caused by a flavivirus (serotypes of Orthoflavivirus denguei), transmitted by aedes mosquitoes, and typically characterized by headache, severe joint pain, and a rash but may progress into a more serious illness marked by hemorrhagic symptoms
called also breakbone fever, dengue fever
Examples of dengue in a Sentence
Recent Examples on the Web
Warmer temperatures expand the range of mosquitoes that carry dengue.
—
John Drake, Forbes.com, 15 May 2026
Various species of mosquitos can spread a number of dangerous diseases, including West Nile virus, Zika, dengue fever and chikungunya, the district said.
—Don Sweeney, Sacbee.com, 11 May 2026
County officials say that a mosquito bite could infect you with diseases such as the Zika virus and dengue fever.
—Steve Maugeri, CBS News, 4 May 2026
The change dropped recommendations that all babies should be protected against hepatitis A, hepatitis B, RSV, dengue and two types of bacterial meningitis.
—Erika Edwards, NBC news, 30 Apr. 2026
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John Drake, Forbes.com, 15 May 2026
Various species of mosquitos can spread a number of dangerous diseases, including West Nile virus, Zika, dengue fever and chikungunya, the district said.
—Don Sweeney, Sacbee.com, 11 May 2026
County officials say that a mosquito bite could infect you with diseases such as the Zika virus and dengue fever.
—Steve Maugeri, CBS News, 4 May 2026
The change dropped recommendations that all babies should be protected against hepatitis A, hepatitis B, RSV, dengue and two types of bacterial meningitis.
—Erika Edwards, NBC news, 30 Apr. 2026
See All Example Sentences for dengue
Cite this Entry
“Dengue.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dengue. Accessed 21 May. 2026.
Copy CitationMedical Definition
: an acute infectious disease that is caused by a flavivirus (serotypes of Orthoflavivirus denguei) transmitted by mosquitos of the genus Aedes and that is typically characterized by headache, severe joint pain, and a rash but may progress to the more severe dengue hemorrhagic fever
called also breakbone fever, dandy fever, dengue fever
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