Crystal Reference Dictionary & Thesaurus is a complete resource offering 115,000 definitions and over 200,000 synonyms.

The dataset combines in-house lexical research with enhanced data derived from the following authoritative sources:

- The Chambers 21st Century Dictionary

- The Cambridge Thesaurus of American English

Key Features

Up to date - over 51,500 English headwords with a unique focus on the the English
language as spoken today.

Additional information - provided on grammar, spelling, idiom s, and word histories

Definitions - over 115,000 definitions

International English - UK and US English words and defintions definitions included

Thesaurus - over 200,000 synonyms & antonyms

For samples of this content, please visit