When the crystals accumulate so as to impair the cell, the tube is slipped off and a new one put on.
And he went about it with a zest that knew no flagging, with a relish that nothing could impair.
Slight fatigue from typewriting will not, however, impair efficiency in a different sort of work.
After a silence Buckhurst said: “All that may be, madame, yet not impair your creed.”
All compromise of the truth or any measures that impair testimony to God are to be avoided.
Have I ever done anything to stultify, degrade you, or impair your self-respect?
She was a stouter person, but the stoutness did not impair her dignity; she bore her flesh well.
The severity of his religion did not impair the amiability of his character.
It certainly does not destroy the powers of self-control, or impair the knowledge of moral good and evil.
It did not in the least impair his value as a soldier or commanding officer.
impair late 14c., earlier ampayre, apeyre (c.1300), from O.Fr. empeirier, from V.L. *impejorare "make worse," from L. in- "into" + L.L. pejorare "make worse," from pejor "worse." In ref. to driving under the influence of alcohol, first recorded 1951 in Canadian Eng.