- any of numerous, variously colored web-spinning mites of the family Tetranychidae, many of which are pests of garden plants and fruit trees.
Origin of spider mite
First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- any of various plant-feeding mites of the family Tetranychidae, esp Panonychus ulmi (red spider mite), which is a serious orchard pest