Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
Pruning in psychology refers to the process by which extra neurons and synaptic connections are eliminated in order to increase the efficiency of neuronal transmissions.
This term refers to the ability of synapses (connections between neurons) to strengthen or weaken over time in response to increases or decreases in their activity.
Critical Periods: These are specific times during development when certain skills can be most easily learned because the brain is particularly receptive at these times.