mealybug

noun

Any of various soft-bodied scale insects covered with a white powdery substance, especially of the family Pseudococcidae, some of which are destructive to ornamental and agricultural plants.

noun

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.

noun

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

noun

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

noun

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