Definition of whitefly
: any of numerous small homopterous insects (family Aleyrodidae) that are injurious plant pests
Recent Examples of whitefly from the Web
Look beyond the black coating for insects including mealybugs, whiteflies and scale that are sucking juices from the plant.
Rapid leaf loss can be symptomatic of a variety of issues, including over- or under-watering, weather injury (frost, wind, sun), fungal and viral diseases, pesticide damage, insect damage (scale, mites, whitefly, etc.) and other problems.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'whitefly'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of whitefly
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