Digital Reference Resources: Dictionaries and Thesauri

Find definitions, spellings, and word suggestions in this free online searchable dictionary that features over 200,000 entries, 70,000 audio word pronunciations, and 900 full-page color illustrations.

This site includes apps for Android, iPad, and iPhone.

This free site includes both dictionaries and thesauri.

Find synonyms and word suggestions in this free online searchable thesaurus that features 260,000 synonyms and cross-references in an easy-to-use format, succinct word definitions, and an innovative hyperlinked category index.

This site also includes apps for Android, iPad, and iPhone.