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Concepts · Humans and machines

How sleep research uses memory vocabulary for dreams, nightmares, lucid dreaming, consolidation, emotion, and recall.

Published2026-08-07

Memory in Sleep Research

Sleep research studies how memory changes across sleep, dreaming, emotion, consolidation, and waking recall. Dreams can recombine remembered material, while nightmares and lucid dreams show how memory, emotion, imagery, and self-awareness can interact during sleep.

Core terms: dream, nightmare, lucid dreaming, consolidation, reconsolidation, emotional memory, mental imagery, recall.

Terms that change meaning across fields: dream, experience, imagery, memory, recall, salience, consciousness.

Return to the Canonical Memory Glossary.