Pruning is the practice of removing unwanted portions from a plant.
Pruning may also refer to:
Computer science Decision tree pruning, a method of simplification of a decision tree Pruning (artificial neural network), a method of simplification of an artificial neuronal network Pruning (morphology), a technique used in digital image processing based on mathematical morphology
Biology and medicine Pruning (viticulture), how pruning is used in vine training systems Synaptic pruning, the reformation of neural structure by pruning "excess" neurons or neural clusters