# Class: LexicalGrouping
_A grouping of ontology elements by a shared lexical term_
URI: [ontolexindex:LexicalGrouping](https://w3id.org/oak/lexical-index/LexicalGrouping)
```{mermaid}
classDiagram
class LexicalGrouping
click LexicalGrouping href "../LexicalGrouping"
LexicalGrouping : relationships
LexicalGrouping --> "*" RelationshipToTerm : relationships
click RelationshipToTerm href "../RelationshipToTerm"
LexicalGrouping : term
```
## Slots
| Name | Cardinality and Range | Description | Inheritance |
| --- | --- | --- | --- |
| [term](term.md) | 0..1
[String](String.md) | A normalized term that groups ontology elements | direct |
| [relationships](relationships.md) | *
[RelationshipToTerm](RelationshipToTerm.md) | All ontology elements grouped and their relationship to the normalized term | direct |
## Usages
| used by | used in | type | used |
| --- | --- | --- | --- |
| [LexicalIndex](LexicalIndex.md) | [groupings](groupings.md) | range | [LexicalGrouping](LexicalGrouping.md) |
## Identifier and Mapping Information
### Schema Source
* from schema: https://w3id.org/oak/lexical-index
## Mappings
| Mapping Type | Mapped Value |
| --- | --- |
| self | ontolexindex:LexicalGrouping |
| native | ontolexindex:LexicalGrouping |
## LinkML Source
### Direct
```yaml
name: LexicalGrouping
description: A grouping of ontology elements by a shared lexical term
from_schema: https://w3id.org/oak/lexical-index
attributes:
term:
name: term
description: A normalized term that groups ontology elements
from_schema: https://w3id.org/oak/lexical-index
rank: 1000
key: true
domain_of:
- LexicalGrouping
required: true
relationships:
name: relationships
description: All ontology elements grouped and their relationship to the normalized
term
from_schema: https://w3id.org/oak/lexical-index
rank: 1000
domain_of:
- LexicalGrouping
range: RelationshipToTerm
multivalued: true
```
### Induced
```yaml
name: LexicalGrouping
description: A grouping of ontology elements by a shared lexical term
from_schema: https://w3id.org/oak/lexical-index
attributes:
term:
name: term
description: A normalized term that groups ontology elements
from_schema: https://w3id.org/oak/lexical-index
rank: 1000
key: true
alias: term
owner: LexicalGrouping
domain_of:
- LexicalGrouping
range: string
required: true
relationships:
name: relationships
description: All ontology elements grouped and their relationship to the normalized
term
from_schema: https://w3id.org/oak/lexical-index
rank: 1000
alias: relationships
owner: LexicalGrouping
domain_of:
- LexicalGrouping
range: RelationshipToTerm
multivalued: true
```