---
title: "Memory Consolidation — AP Psychology Definition & Exam Guide"
description: "Memory consolidation is how short-term memories become stable long-term memories, often during sleep. Learn how it connects sleep, the hippocampus, and LTP for the AP Psych exam."
canonical: "https://fiveable.me/ap-psych-revised/key-terms/memory-consolidation"
type: "key-term"
subject: "AP Psychology"
---

# Memory Consolidation — AP Psychology Definition & Exam Guide

## Definition

This is the process by which short-term memories are transformed into long-term memories during sleep or rest periods.

## Related Study Guides

- [5.6 Biological Bases of Memory](/ap-psych-revised/unit-5/biological-bases-memory/study-guide/dMwTyl3dNib1GhEyLais)

## Review

### Related Terms

- Long-Term Potentiation (LTP): This is a long-lasting strengthening of synapses between nerve cells. It's considered one of the major cellular mechanisms that underlies learning and memory.
- [Reconsolidation](/ap-psych-revised/key-terms/reconsolidation): The process by which existing memories are recalled and then stored again for later retrieval.
- Sleep Spindles: Bursts of brain activity visible on an EEG that occur during stage 2 sleep. They are thought to play a role in consolidation of declarative memories.