Dictionary.com

PSD

Save This Word!
prevention of significant deterioration: used as a standard of measurement by the U.S. Environmental Protection Agency.
QUIZ
CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?
There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?
Question 1 of 7
Which sentence is correct?
His boss, whom he admires, is waiting to meet with him about the big project.
His boss, who he admires, is waiting to meet with him about the big project.
TAKE THE QUIZ TO FIND OUT

Words nearby PSD

p's and q's, PSAT/NMSQT, PSBR, PSC, pschent, PSD, PSE, psec, psellism, psephite, psephology
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use PSD in a sentence

FEEDBACK