spider mite

noun

: any of various small web-spinning mites (family Tetranychidae) that include destructive pests of plants

called also red spider

Examples of spider mite 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.
Like many houseplants, spider mites, scale, aphids, mealybugs, and fungal diseases can occur. Karen Brewer Grossman, Southern Living, 8 Dec. 2025 Brown, crispy leaf tips, wilting and leaf drop, and spider mites indicate too little humidity. Lauren Landers, Better Homes & Gardens, 2 Dec. 2025 While many winter pests hitch a ride indoors, Hancock points out that dry, warm conditions (like those found in heated homes in winter) are the ideal environment for spider mites. Louryn Strampe, Wired News, 14 Sep. 2025 Those webs are made by spider mites. Nan Sterman, San Diego Union-Tribune, 6 Sep. 2025 See All Example Sentences for spider mite

Word History

First Known Use

1870, in the meaning defined above

Time Traveler
The first known use of spider mite was in 1870

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Cite this Entry

“Spider mite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spider%20mite. Accessed 16 Dec. 2025.

Kids Definition

spider mite

noun
: any of various mites that spin webs and include some that attack plants

called also red spider

More from Merriam-Webster on spider mite

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