# Time Cluster
A group of related notes for a time period (or time horizon).
> [!info]- Canonical definition
> This term is maintained in the [[vocab|PKM Vocabulary]] SKOS source, not here.
> `pkmv:TimeCluster` · [term page](https://w3id.org/pkm/vocab/TimeCluster) · [Turtle](https://w3id.org/pkm/vocab/terms/TimeCluster.ttl)
## Scope
- Parent context for a group of related notes, like DayCluster, WeekCluster, MonthCluster, QuarterCluster, YearCluster, DecadeCluster,LifeCluster.
- Does not include other non-time clusters: EffortCluster, TopicCluster, ConceptCluster, OutputCluster, etc.
## Broader
- [[Calendar Folder (Term)|Calendar Folder]] — partitive (ISO 25964)
- [[Cluster (Term)|Cluster]] — generic (ISO 25964)
## Narrower
- [[Day Cluster (Term)|Day Cluster]]
- [[Month Cluster (Term)|Month Cluster]]
- [[Quarter Cluster (Term)|Quarter Cluster]]
- [[Week Cluster (Term)|Week Cluster]]
- [[Year Cluster (Term)|Year Cluster]]
## Collections
- [[Time Collection (Collection)|Time Collection]]
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#vocab/term · created 2026-08-26 · modified 2026-08-29