gall mite(redirected from gall mites)
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Any of various mites of the family Eriophyidae that cause the formation of galls in plants.
(Plant Pathology) any of various plant-feeding mites of the family Phytoptidae that cause galls or blisters on buds, leaves, or fruit
any mite of the family Eriophyidae that feeds on plant juices, causing galls and other damage.