Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of various homopterous insects, especially of the family Pseudococcidae, some of which are destructive to citrus trees and other plants.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of various insects of the family Pseudococcidae, that secrete a powdery wax and are pests of fruit trees.

from the GNU version of the Collaborative International Dictionary of English

  • n. Any of several homopteran scale insects (as, Coccus adonidum, and related species of the families Pseudococcidae and Eriococcidae), that cover themselves with a white powderlike or cottony wax secretion. They are common plant-eating pests in hothouses and are also destructive of fruit trees.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. scalelike plant-eating insect coated with a powdery waxy secretion; destructive especially of fruit trees
  • n. scalelike plant-eating insect coated with a powdery waxy secretion; destructive especially of fruit trees

Etymologies

So called because it is covered with a white powdery substance.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • But new insects, including one called a mealybug, not known as cotton pests, have emerged, causing significant economic losses,

    IntelliBriefs

  • Now a new insect called mealybug (Phenococcus solenopsis) having its origin in USA is becoming a potential threat to cotton cultivation.

    WN.com - Articles related to How 'rural' is India's agricultural credit?

  • In 1979, a Swiss scientist arrived in Ibadan, a Nigerian university town deep in cassava mealybug country.

    Parasite Rex

  • The halt of the cassava mealybug may be a great success story, but there are stories of spectacular failure as well.

    Parasite Rex

  • If even a single mealybug is hidden in the leaves, the new field, and the older fields around it, become infested.

    Parasite Rex

  • Someone may have even taken a mealybug on a plane, because in 1985 it turned up several thousand miles away in Tanzania, where it began to spread from field to field.

    Parasite Rex

  • Within three months, the mealybug population crashed.

    Parasite Rex

  • The International Institute of Tropical Agriculture offered him a job, or, more precisely, a challenge: Could he find a parasite for the cassava mealybug?

    Parasite Rex

  • They were sure they could handle the mealybug disaster.

    Parasite Rex

  • The mealybug was catapulting from one city to another and then racing through the surrounding farm land “like a dust cloud,” says Herren.

    Parasite Rex

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