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 Spray whiteflies and aphids off with a sharp stream of water using a Bug Blaster hose end nozzle. Nan Sterman, San Diego Union-Tribune, 4 May 2024 Even better, these heat-loving annuals are known for repelling both tiny pests (like whiteflies, tomato hornworms, cabbage worms, and thrips) and large pests (like deer). Megan Hughes, Better Homes & Gardens, 18 Apr. 2024 These sprays are great for controlling mites, aphids, leafhoppers, whiteflies, and hard scale insects. Chris McKeown, The Enquirer, 2 Mar. 2024 Don't Buy Plants Without Checking Them For Insects Especially whiteflies. Steve Bender, Southern Living, 12 June 2023 Pests and Problems Night Sky petunia plants can be bothered by aphids, whiteflies, and slugs. Andrea Beck, Better Homes & Gardens, 25 May 2023 Protect Rinse off the foliage on all your plants several times during the hot season to reduce pest pressure, namely pesky mites and whiteflies. Deanna Kizis, Sunset Magazine, 14 Aug. 2023 This treatment should also help avoid mealybugs, mites, thrips, and whiteflies. Southern Living Editors, Southern Living, 15 June 2023 The foliage of hardy hibiscus is sometimes a target for whiteflies, aphids and Japanese beetles. Beth Botts, Chicago Tribune, 16 July 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'whitefly.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1896, in the meaning defined above

Time Traveler
The first known use of whitefly was in 1896

Dictionary Entries Near whitefly

Cite this Entry

“Whitefly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/whitefly. Accessed 17 Jun. 2024.

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