whitefly

noun

white·​fly ˈ(h)wīt-ˌflī How to pronounce whitefly (audio)
: any of numerous small homopterous insects (family Aleyrodidae) that are injurious plant pests

Examples of whitefly 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.
Populations of whiteflies are up to no good sucking juices from leaves and stems of your blue daze plants. Tom MacCubbin, The Orlando Sentinel, 14 June 2025 Basil is also known to deter aphids, spider mites, and whiteflies. Kim Toscano, Southern Living, 5 Apr. 2025 Like any oil, neem oil can cause plant foliage to burn up in the sun, so keep that in mind when applying. Uses For Neem Oil Neem oil can be used in the garden and on houseplants for many common pests, such as aphids, spider mites, whiteflies, thrips, caterpillars, leaf miners, and more. Brandee Gruener, Southern Living, 28 May 2025 Many herbs also attract whiteflies, which will then infest your cucumbers. Brandee Gruener, Southern Living, 10 May 2025 See All Example Sentences for whitefly

Word History

First Known Use

1896, in the meaning defined above

Time Traveler
The first known use of whitefly was in 1896

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Cite this Entry

“Whitefly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/whitefly. Accessed 29 Jun. 2025.

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