New Edition Nearly 25, 000 terms with dictionary-scale definitions.
Eighteen chapters and corresponding themes include a wide variety of fields..
Nearly 25, 000 up-to-date technical and everyday terms with clear, concise definitions edited by Merriam-Webster lexicographers.
More than 8, 000 highly detailed, full-color illustrations, organized by subject in specialized fields from all aspects of life.
New Edition Nearly 25, 000 terms with dictionary-scale definitions