Reference Books

Completely revised and updated, this compact volume provides clearly written definitions for the most commonly used words in the language today. Af...

Find the right word every time. This college level thesaurus covers 275,000 word choices, examples, and explanations with a concise definition for ...

A concise guide to the essential language of medicine with more than 39,000 entries and over 1,000 new words and senses. Pronunciations provided fo...

Developed by professional editors and educational consultants especially for preschoolers and children in the first years of school, the award-winn...

A brand new edition of our superb dictionary for children in grades 3-6 (ages 8-12), with age-appropriate vocabulary, easy-to-understand definition...

This fully integrated dictionary and thesaurus features dictionary entries with part of speech and word meanings as well as pronunciation and usage...

Designed to help high school students grow their vocabulary. More than 154,000 word choices. Concise definitions and 37,000 usage examples for each...

This newly revised and updated edition is written especially for the needs of student's grades 5—8, ages 11—14. Newly added vocabulary pays particu...

This Learner's dictionary helps students master spoken and written English as it is actually used, this groundbreaking dictionary provides in-depth...