THE USAGE PANEL
The Usage Panel is a group of nearly 200 prominent scholars, creative writers, journalists, diplomats, and others in occupations requiring mastery of language. The Panelists are surveyed annually to gauge the acceptability of particular usages and grammatical constructions.
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The online searchable American Heritage Dictionary includes definitions, pronunciations, etymologies, and feature notes. For further information, including the Indo-European Roots Appendix and the Semitic Roots Appendix, you can purchase the dictionary as an iOS or an Android app—or buy the deluxe printed edition.
There is a technical issue affecting the availability of The American Heritage Dictionary app on the Apple Store. The problem is being addressed, and is expected to be resolved by the end of June. We apologize for this inconvenience and thank you for your patience.
OPEN DICTIONARY PROJECT
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The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2011 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2011 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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The American Heritage Dictionary, 5th Edition
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The American Heritage Desk Dictionary + Thesaurus
The American Heritage Science Dictionary
The American Heritage Medical Dictionary
The American Heritage Dictionary of Business Terms
Webster's New College Dictionary
Roget's II: The New Thesaurus
The American Heritage Children's Dictionary
The American Heritage Essential Student Thesaurus
