Oxford Discover Grammar presents grammar through context, guiding students as they discover meaning. It combines this guided discovery approach with extensive form-based practice, ensuring that students have all the knowledge they need to use English grammar confidently and accurately.
The Concise Oxford Dictionary The Oxford Dictionary contains over 78,000 headwords providing coverage of more than 240,000 words, phrases and meanings. This dictionary offers rich vocabulary coverage including rare and historical terms, as well as scientific and technical vocabulary, with hundreds of helpful notes on grammar and usage. The Concise Oxford Thesaurus The Oxford Thesaurus contains over 17,000 headwords offering more than 365,000 synonyms covering everyday vocabulary as well as more unusual and specialist words, with clear labeling of informal, dialect, literary, and technical items.
This is the full text of Oxd English Dictionary (the 20-volume edition) including etymologies and quotes. It's in color and hence easy to read. The download link is direct and eternal.