whitefly

[hwahyt-flahy, wahyt-]

white·fly

[hwahyt-flahy, wahyt-]
noun, plural white·flies.
any of several plant-sucking, homopterous insects of the family Aleyrodidae, having the body and wings dusted with a white, powdery wax, and being widely distributed chiefly in tropical regions where they are often serious crop pests, as Dialeurodes citri (citrus whitefly), commonly occurring on citrus trees, and Trialeurodes vaporariorum (greenhouse whitefly), inhabiting greenhouses.

Origin:
1885–90; white + fly2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Whitefly is always a great word to know.
So is quincunx. Does it mean:
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
Collins
World English Dictionary
whitefly (ˈwaɪtˌflaɪ)
 
n , pl -flies
any hemipterous insect of the family Aleyrodidae, typically having a body covered with powdery wax. Many are pests of greenhouse crops

Collins English Dictionary - Complete & Unabridged 10th Edition
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