Concepts

Long-term memory

Knowledge, skills and experiences can remain available beyond the immediate moment.

Definition

Long-term memory encompasses processes and representations that retain information over extended periods, from later in a day to many years.

How to understand it

The category includes several forms of remembering. Knowing the meaning of a word, remembering a particular conversation and performing a practiced skill are not interchangeable achievements. Separating them helps ask useful questions about what a person retained and what kind of task would reveal it.

Retention does not guarantee easy access on every occasion. A person may recognize information that they cannot produce without a cue. Likewise, a confident recollection can include reconstruction. Long-term memory is therefore better understood as multiple interacting capacities than as an unchanged recording waiting to be played back.

Evidence: (Spielman et al., 2020); (Memory (Encoding, Storage, Retrieval), n.d.)

Three kinds of retained learning

Teaching scenario

An imagined ceramics student returns after a long break. They can explain the meaning of glaze, describe a particular firing session and position their hands effectively while shaping clay. These illustrate factual, event-related and skill-related retention. A difficulty describing hand movements aloud would not show that the skill had vanished. Conversely, remembering the vocabulary would not demonstrate practical competence. The example shows why a memory assessment must match the kind of learning being claimed.

Constructed for learning. This scenario is not a report of an empirical finding or a diagnosis.

Common confusion: Working memory

Long-term memory concerns retention across time; working memory makes selected information available for immediate use and updating.

Compare working memory and long-term memory

Evidence: (Spielman et al., 2020); (Memory (Encoding, Storage, Retrieval), n.d.)

Limits of the concept

  • Long-lasting information can still change, become inaccessible or be confused with related material.
  • Memory categories are useful distinctions, not a claim that each has a single isolated brain location.

Evidence: (Spielman et al., 2020); (Memory (Encoding, Storage, Retrieval), n.d.)

Textbook connection

Direct coveragePsychology 2e: 8.1 How Memory Functions

This section directly introduces or explains the concept.

Supplementary concepts may extend beyond this section. The source notes below identify the evidence for those details.

Related concepts

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Sources and inspection notes

Checked October 21, 2026. An inspection date is not a source publication date. Definitions and scenarios on this page are original teaching explanations.

  1. Memory (encoding, storage, retrieval). (n.d.). https://nobaproject.com/modules/memory-encoding-storage-retrievalSupplementary conceptual evidence

    Academic module by Kathleen B. McDermott and Henry L. Roediger III; accessed module text. Supports memory processes, retrieval cues and distinctions among memory forms. Source checked 21 October 2026.

  2. Spielman, R. M., Jenkins, W. J., & Lovett, M. D. (2020). Psychology 2e. OpenStax. https://openstax.org/books/psychology-2e/pages/8-1-how-memory-functionsIntroductory textbook explanation

    This section directly introduces or explains the concept. Section opened and title verified on 21 October 2026.