# `AggregationsRareTermsAggregation` [interface-AggregationsRareTermsAggregation]

| Name | Type | Description |
| - | - | - |
| `exclude` | [AggregationsTermsExclude](./AggregationsTermsExclude.md) | Terms that should be excluded from the aggregation. |
| `field` | [Field](./Field.md) | The field from which to return rare terms. |
| `include` | [AggregationsTermsInclude](./AggregationsTermsInclude.md) | Terms that should be included in the aggregation. |
| `max_doc_count` | [long](./long.md) | The maximum number of documents a term should appear in. |
| `missing` | [AggregationsMissing](./AggregationsMissing.md) | The value to apply to documents that do not have a value. By default, documents without a value are ignored. |
| `precision` | [double](./double.md) | The precision of the internal CuckooFilters. Smaller precision leads to better approximation, but higher memory usage. |
| `value_type` | string |   |