Definition of "whitefly" [whitefly]

• Any of various small whitish homopterous insects of the family Aleyrodidae, having long wings and a white waxy body, often injurious to plants. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Use it to control insects and mites such as whitefly, aphids and scale."
• "Some of the wonderful kale of spring, Red Russian, is looking sad, wilted and worse for whitefly, and should be pulled."
• "They were pinched from an infestation of whitefly."