---
title: Dictionary Services
framework: Core Services
role: collectionGroup
role_heading: API Collection
path: coreservices/dictionary_services
---

# Dictionary Services

Look for words and phrases in system dictionaries.

## Topics

### Functions

- [DCSGetTermRangeInString(_:_:_:)](coreservices/1450556-dcsgettermrangeinstring.md)
- [DCSCopyTextDefinition(_:_:_:)](coreservices/1446842-dcscopytextdefinition.md)

### Data Types

- [DCSDictionary](coreservices/dcsdictionary.md)