PSD
prevention of significant deterioration: used as a standard of measurement by the U.S. Environmental Protection Agency.
Words Nearby PSD
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use PSD in a sentence
May 25th Friday 1804 rain last night river fall Several inches, Set out early PSD.
The Journals of Lewis and Clark | Meriwether Lewis and William Clark
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