impair
verb (used with object)
to make or cause to become worse; diminish in ability, value, excellence, etc.; weaken or damage.
had impaired
-
past perfectof impair.past perfect
Used to express a completed action that took place before another specific past action occurred.
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.
Every participant had impaired kidney function along with elevated levels of protein in the urine, which is a key warning sign that kidney damage may continue to worsen.
From Science Daily ● Jul. 16, 2026
The ruling was that Duchene, whose skates were outside the crease while jostling with defenseman Cale Makar, had impaired goalie Alexandar Georgiev’s ability to try to make a play.
From Seattle Times ● May 18, 2024
Mrs Jamieson said her husband had impaired hearing and was being monitored with regular scans, having undergone multiple operations and radiotherapy.
From BBC ● Aug. 24, 2023
A former left-handed stickball player, he quickly had to learn how to throw and bat right-handed, because the disease had impaired his left arm and hand.
From New York Times ● Dec. 24, 2021
Productive industry had built up the fortunes and extended the influence of the active classes; while habits of indolence and expense had impaired the estates and diminished the power of the nobility.
From Library of the World's Best Literature, Ancient and Modern — Volume 3 by Hamilton Wright Mabie
