Slot: base
python base type in the LinkML runtime that implements this type definition
URI: [linkml:base](https://w3id.org/linkml/base)
## Applicable Classes
| Name | Description | Modifies Slot |
| --- | --- | --- |
| [TypeDefinition](TypeDefinition.md) | an element that whose instances are atomic scalar values that can be mapped t... | no |
## Properties
### Type and Range
| Property | Value |
| --- | --- |
| Range | [String](String.md) |
| Domain | [TypeDefinition](TypeDefinition.md) |
| Domain Of | [TypeDefinition](TypeDefinition.md) |
### Cardinality and Requirements
| Property | Value |
| --- | --- |
### Slot Characteristics
| Property | Value |
| --- | --- |
| Inherited | Yes |
## In Subsets
* [SpecificationSubset](SpecificationSubset.md)
* [BasicSubset](BasicSubset.md)
## Comments
* every root type must have a base
* the base is inherited by child types but may be overridden. Base compatibility is not checked.
## Identifier and Mapping Information
### Administrative Metadata
**Rank:** 8
### Schema Source
* from schema: https://w3id.org/linkml/meta
## Mappings
| Mapping Type | Mapped Value |
| --- | --- |
| self | linkml:base |
| native | linkml:base |
## LinkML Source
name: base
description: python base type in the LinkML runtime that implements this type definition
comments:
- every root type must have a base
- the base is inherited by child types but may be overridden. Base compatibility
is not checked.
in_subset:
- SpecificationSubset
- BasicSubset
from_schema: https://w3id.org/linkml/meta
rank: 8
domain: type_definition
inherited: true
domain_of:
- type_definition
range: string