25,000 terms and their definitions with 8,000 full-color illustrations of a wide variety of objects from all aspects of life.

New title! A portable visual inventory of today's world incorporating dictionary-scale definitions. 2,600 highly detailed illustrations (many in full color) are

Learn the difference between a plant and a mushroom, peed inside a tropical cyclone, or see all of the parts of a castle with this indispensable new reference.

Featuring over 1,500 engravings that originally graced the pages of Webster's dictionaries in the 19th century, this volume is an irresistible treasure trove fo

Provides definitions, pronunciation, etymology, part of speech designation, and other information. Intended for use by students in grades six to eight.