An advanced dictionary with more than 100,000 word entries, including pronunciation guides, parts of speech, definitions, and some word histories, plus a section on use of the dictionary.

An intermediate dictionary giving pronunciation, examples of usage, and part of speech for each definition of a word. Includes some etymologies, exercises, and lessons in the use of the dictionary.

Includes entries for maps and atlases.

This book, first published in 1992, is a unique repository of language use from 1941-91.

A beginning dictionary which includes illustrations, examples of usage in most definitions, and self-teaching lessons for developing skills in using the dictionary.