impair
verb (used with object)
to make or cause to become worse; diminish in ability, value, excellence, etc.; weaken or damage.
has impaired
-
present perfectof impair (3rd person singular).present perfect
Used to describe actions that started in the past and continue into or have direct relevance to the present.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
It blamed an "unusual confluence of developments that has impaired investor confidence in the market for new public offerings".
From BBC ● Sep. 29, 2026
Incorporating Wednesday’s warning, BP has impaired around $23 billion of assets in four years, they add.
From The Wall Street Journal ● Jan. 15, 2026
That state of affairs has impaired recovery efforts on the ground and harmed the very people who are actually supposed to be there.
From Slate ● Oct. 11, 2024
Cheung, 56, was diagnosed in 2014 with a rare genetic disorder that has impaired her immune system, vision, and blood pressure.
From Science Magazine ● Dec. 4, 2023
Oh, poor father," cried Louis, while Mrs. De Vere continued, "It was not a severe attack, but it has impaired his health somewhat.
From Cousin Maude by Mary Jane Holmes
