I. noun
or citrus red spider
: a comparatively large mite ( Panonychus citri ) resembling the European red mite and being a destructive pest of citrus, feeding on the foliage and turning the leaves speckled or silvery by extracting the chlorophyll
II. noun
: a comparatively large mite ( Panonychus citri ) that is a destructive pest on the foliage of citrus — called also citrus red spider