Illustration of deer tick
deer tick
noun
: an ixodid tick (Ixodes scapularis synonym I. dammini) of the eastern U.S. and Canada that transmits the bacterium causing Lyme disease
called also black-legged tick
Examples of deer tick in a Sentence
Recent Examples on the Web
The researchers are now working to develop a deer tick repellent with octenal as the active ingredient.
—
Jack Knudson, Discover Magazine, 4 June 2025
Less than 3% of the deer ticks researchers tested were found to be infected with the parasite, according to the study.
—Natalie Jones, Baltimore Sun, 30 May 2025
Adult deer ticks, for example, are about 1/10th of an inch when they’re not engorged.
—Angela Haupt, Time, 30 May 2025
In addition, more people may live near deer ticks than compared to a few decades ago.
—Seth Roeser, Twin Cities, 5 Apr. 2025
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Jack Knudson, Discover Magazine, 4 June 2025
Less than 3% of the deer ticks researchers tested were found to be infected with the parasite, according to the study.
—Natalie Jones, Baltimore Sun, 30 May 2025
Adult deer ticks, for example, are about 1/10th of an inch when they’re not engorged.
—Angela Haupt, Time, 30 May 2025
In addition, more people may live near deer ticks than compared to a few decades ago.
—Seth Roeser, Twin Cities, 5 Apr. 2025
See All Example Sentences for deer tick
Cite this Entry
“Deer tick.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deer%20tick. Accessed 18 Jun. 2025.
Copy CitationMedical Definition
deer tick
noun
: a tick of the genus Ixodes (I. scapularis synonym I. dammini) that transmits the bacterium causing Lyme disease
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