HOW TO USE THE DICTIONARY
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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. Annual surveys have gauged the acceptability of particular usages and grammatical constructions.
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| v. A past participle of forbid. adj. 1. Not allowed; not permitted: A sign at the entrance of the park lists forbidden substances, such as drugs and alcohol. 2. Physics Having a zero probability of occurrence. Used of quantum phenomena: a forbidden transition. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
