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Webster 1913 Edition


Impair

Im-pair′

,
Verb.
T.
[
imp. & p. p.
Impaired
;
p. pr. & vb. n.
Impairing
.]
[Written also
empair
.]
[OE.
empeiren
,
enpeiren
, OF.
empeirier
,
empirier
, F.
empirer
, LL.
impejorare
; L. pref.
im-
in +
pejorare
to make worse, fr.
pejor
worse. Cf.
Appair
.]
To make worse; to diminish in quantity, value, excellence, or strength; to deteriorate;
as, to
impair
health, character, the mind, value
.
Time sensibly all things
impairs
.
Roscommon.
Syn. – To diminish; decrease; injure; weaken; enfeeble; debilitate; reduce; debase; deteriorate.

Im-pair′

,
Verb.
T.
To grow worse; to deteriorate.
Milton.

Im′pair

,
Adj.
[F.
impair
uneven, L.
impar
;
im-
not +
par
equal.]
Not fit or appropriate.
[Obs.]

Im-pair′

,
Noun.
Diminution; injury.
[Obs.]

Webster 1828 Edition


Impair

IMPA'IR

,
Verb.
T.
[L. pejor.]
1.
To make worse; to diminish in quantity, value or excellence. An estate is impaired by extravagance or neglect. The profligate impairs his estate and his reputation.
Imprudence impairs a man's usefulness.
2.
To weaken; to enfeeble. The constitution is impaired by intemperance, by infirmity and by age. The force of evidence may be impaired by the suspicion of interest in the witness.

IMPA'IR

,
Verb.
I.
To be lessened or worn out. [Little used.]

Definition 2024


impair

impair

English

Alternative forms

Verb

impair (third-person singular simple present impairs, present participle impairing, simple past and past participle impaired)

  1. (transitive) To weaken; to affect negatively; to have a diminishing effect on.
  2. (intransitive, archaic) To grow worse; to deteriorate.
    (Can we find and add a quotation of Milton to this entry?)

Derived terms

Translations

Adjective

impair (comparative more impair, superlative most impair)

  1. (obsolete) Not fit or appropriate.

French

Etymology

im- + pair.

Adjective

impair m (feminine singular impaire, masculine plural impairs, feminine plural impaires)

  1. odd (of a number)
    3 est un nombre impair. - 3 is an odd number.

Antonyms

Anagrams

References