plural noun

: a family of minute homopterous insects winged as adults with the body and wings covered with a white powdery wax, the larvae being initially motile but after the first molt resembling unarmored scales and, like these, feeding on plant juices compare citrus whitefly, greenhouse whitefly

Word History


New Latin Aleyrodes, type genus + -idae

First Known Use

1840, in the meaning defined above

Time Traveler
The first known use of Aleyrodidae was in 1840

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Dictionary Entries Near Aleyrodidae

Cite this Entry

“Aleyrodidae.” Dictionary, Merriam-Webster, Accessed 5 Dec. 2023.

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