Examples of acaricide in a Sentence
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This would either be an acaricide — a pesticide that kills ticks and mites, and is found in many pet flea collars and tick medications — or a vaccine that would make the deer more resistant to Lyme disease over time.
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Dac Collins, Outdoor Life, 24 Sep. 2025
Repellent can also help, as can treating your yard with acaricides — a type of pesticide focused on ticks and mites.
—Joshua Rapp Learn, Discover Magazine, 6 Oct. 2023
Large-scale habitat control or acaricide (tick-killing) treatment of wildlife, though possible, can be difficult or not cost-effective for homeowners.
—Joyce Sakamoto, Washington Post, 18 June 2018
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Dac Collins, Outdoor Life, 24 Sep. 2025
Repellent can also help, as can treating your yard with acaricides — a type of pesticide focused on ticks and mites.
—Joshua Rapp Learn, Discover Magazine, 6 Oct. 2023
Large-scale habitat control or acaricide (tick-killing) treatment of wildlife, though possible, can be difficult or not cost-effective for homeowners.
—Joyce Sakamoto, Washington Post, 18 June 2018
Cite this Entry
“Acaricide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acaricide. Accessed 26 Apr. 2026.
Copy CitationMedical Definition
acaricide
noun
acar·i·cide
ə-ˈkar-ə-ˌsīd 
: a pesticide that kills mites and ticks
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