"A 22-volume, highly illustrated, A-Z general encyclopedia for all ages, featuring sections on how to use World Book, other research aids, pronunciation key, a student guide to better writing, speaking, and research skills, and comprehensive index"--Provided by publisher.

Contains a high school level dictionary with over one hundred thousand entries that provides word definitions, spellings, and pronunciations in addition to words that include the technical vocabulary of science and electronics.

Provides synonyms and antonyms for a wide range of terms, and includes colloquial and slang terms.

Based on Webster's Third International Dictionary, this desk dictionary reflects the descriptive philosophy of the parent volume. The dictionary lists upwards of 150,000 entries and emphasizes contemporary pronunciation, meaning and use. This is one of the finest mid-sized dictionaries available and should be in every collection at every level.

Includes a chapter on poisonous plants, giving scientific names, common names, and parts found to be poisonous.