# Gazetteer (GAZ)

> GAZ is a large, ontologically-oriented resource listing place names which can be treated as...

- Page: https://library.schematica.io/model/2867ba84b6fa48078aa3b6bc03b50881
- Model type: Ontology
- License: CC BY 4.0
- Access type: Free
- Access method: Download
- Model size: Huge
- Formats: OBO
- Domains: Tech / IT
- Audiences: Developer
- External link: https://bioportal.bioontology.org/ontologies/GAZ
- Contact: Lynne Schriml (lschriml@som.umaryland.edu)
- Listed in library: 2025-06-12
- Last updated: 2025-09-10

## Description

## Ontology Info

| Field | Value |
|-------|-------|
| Acronyme | GAZ |
| Description | GAZ is a large, ontologically-oriented resource listing place names which can be treated as instances of environments. |
| Format | OBO |
| Categories |  |
| Groups | OBO Foundry |

## Metrics

| Metric | Value |
|--------|-------|
| Classes | 668,838 |
| Individuals | 0 |
| Properties | 15 |
| Max Depth | 4 |
| Max Child Count | 0 |
| Average Child Count | 0 |
| Classes With One Child | 0 |
| Classes With More Than 25 Children | 0 |
| Classes With No Definition | 144,589 |

## Projects using GAZ

- [ISA software suite](https://bioportal.bioontology.org/projects/ISS)
- [Beta Cell Genomics database](https://bioportal.bioontology.org/projects/BCGD)
- [Virus Pathogen Resource](https://bioportal.bioontology.org/projects/ViPR)
- [DSS](https://bioportal.bioontology.org/projects/DSS)
- [VectorBase](https://bioportal.bioontology.org/projects/VectorBase)

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Source: https://library.schematica.io/model/2867ba84b6fa48078aa3b6bc03b50881