undulant fever
noun
: a persistent human brucellosis marked especially by remittent fever, weakness, headache, chills, and weight loss and contracted by contact with infected domestic animals or consumption of their products
Examples of undulant fever in a Sentence
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In humans, a brucellosis infection can cause undulant fever and fatigue.
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Jim Robbins Michael Hanson, New York Times, 4 Apr. 2023
About one-third of 119 hogs trapped at Congaree National Park from 2006-2010 carried pseudorabies and brucellosis, the latter of which can be transmitted to humans and cause what’s known as undulant fever.
—Sammy Fretwell, charlotteobserver, 23 Dec. 2017
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Jim Robbins Michael Hanson, New York Times, 4 Apr. 2023
About one-third of 119 hogs trapped at Congaree National Park from 2006-2010 carried pseudorabies and brucellosis, the latter of which can be transmitted to humans and cause what’s known as undulant fever.
—Sammy Fretwell, charlotteobserver, 23 Dec. 2017
Cite this Entry
“Undulant fever.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undulant%20fever. Accessed 15 Jul. 2025.
Copy CitationMedical Definition
undulant fever
noun
un·du·lant fever
ˈən-jə-lənt- 
ˈən-d(y)ə-
ˈən-d(y)ə-
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