Collins English Dictionary—Complete and Unabridged

The Collins English Dictionary is a rich source of words for everyone who loves language. The dictionary is comprehensive and authoritative, and offers exceptional coverage of world, regional and vernacular English, including geographical, scientific, and technical terms. The principal strength of this dictionary lies in its unstinted concentration on living English. All definitions, examples, idioms and usage notes are based on the Collins Word Web—an unrivalled and constantly updated 2.5 billion-word database of today's English.