Data & Instrumentation / Concept
Activity Definition
Definition
The optional metadata object within an xAPI Activity that can describe its human-readable name, description, type, more-information location, interaction details, and extensions.
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Open this concept in the glossary →Editorial explanation
Activity Definitions add understandable metadata to stable Activity identifiers without making that metadata the identifier itself.
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Sources and evidence
- IEEE xAPI Base Standard — IEEE 9274.1.1-2023 §5.2.2.3 — Object: Activity Definition table (direct)