weaken


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weak·en

 (wē′kən)
tr. & intr.v. weak·ened, weak·en·ing, weak·ens
To make or become weak or weaker.

weak′en·er n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

weaken

(ˈwiːkən)
vb
to become or cause to become weak or weaker
ˈweakener n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

weak•en

(ˈwi kən)

v.t., v.i.
to make or become weak or weaker; lessen; diminish.
[1520–30]
weak′en•er, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

weaken


Past participle: weakened
Gerund: weakening

Imperative
weaken
weaken
Present
I weaken
you weaken
he/she/it weakens
we weaken
you weaken
they weaken
Preterite
I weakened
you weakened
he/she/it weakened
we weakened
you weakened
they weakened
Present Continuous
I am weakening
you are weakening
he/she/it is weakening
we are weakening
you are weakening
they are weakening
Present Perfect
I have weakened
you have weakened
he/she/it has weakened
we have weakened
you have weakened
they have weakened
Past Continuous
I was weakening
you were weakening
he/she/it was weakening
we were weakening
you were weakening
they were weakening
Past Perfect
I had weakened
you had weakened
he/she/it had weakened
we had weakened
you had weakened
they had weakened
Future
I will weaken
you will weaken
he/she/it will weaken
we will weaken
you will weaken
they will weaken
Future Perfect
I will have weakened
you will have weakened
he/she/it will have weakened
we will have weakened
you will have weakened
they will have weakened
Future Continuous
I will be weakening
you will be weakening
he/she/it will be weakening
we will be weakening
you will be weakening
they will be weakening
Present Perfect Continuous
I have been weakening
you have been weakening
he/she/it has been weakening
we have been weakening
you have been weakening
they have been weakening
Future Perfect Continuous
I will have been weakening
you will have been weakening
he/she/it will have been weakening
we will have been weakening
you will have been weakening
they will have been weakening
Past Perfect Continuous
I had been weakening
you had been weakening
he/she/it had been weakening
we had been weakening
you had been weakening
they had been weakening
Conditional
I would weaken
you would weaken
he/she/it would weaken
we would weaken
you would weaken
they would weaken
Past Conditional
I would have weakened
you would have weakened
he/she/it would have weakened
we would have weakened
you would have weakened
they would have weakened
Collins English Verb Tables © HarperCollins Publishers 2011
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.weaken - lessen the strength of; "The fever weakened his body"
de-energise, de-energize - deprive of energy
break - weaken or destroy in spirit or body; "His resistance was broken"; "a man broken by the terrible experience of near-death"
alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue"
devitalise, devitalize - sap of life or energy; "The recession devitalized the economy"
shake - undermine or cause to waver; "my faith has been shaken"; "The bad news shook her hopes"
depress - lessen the activity or force of; "The rising inflation depressed the economy"
unbrace - remove a brace or braces from
etiolate - make weak by stunting the growth or development of
stultify - deprive of strength or efficiency; make useless or worthless; "This measure crippled our efforts"; "Their behavior stultified the boss's hard work"
dilute, thin, thin out, reduce, cut - lessen the strength or flavor of a solution or mixture; "cut bourbon"
attenuate, rarefy - weaken the consistency of (a chemical substance)
blunt - make less intense; "blunted emotions"
mollify, season, temper - make more temperate, acceptable, or suitable by adding something else; moderate; "she tempered her criticism"
debilitate, enfeeble, drain - make weak; "Life in the camp drained him"
enervate - weaken mentally or morally
dampen - reduce the amplitude (of oscillations or waves)
neutralize, nullify, neutralise, negate - make ineffective by counterbalancing the effect of; "Her optimism neutralizes his gloom"; "This action will negate the effect of my efforts"
castrate, emasculate - deprive of strength or vigor; "The Senate emasculated the law"
wash out - deplete of strength or vitality; "The illness washed her out"
beef up, fortify, strengthen - make strong or stronger; "This exercise will strengthen your upper body"; "strengthen the relations between the two countries"
2.weaken - become weaker; "The prisoner's resistance weakened after seven days"
decrease, diminish, lessen, fall - decrease in size, extent, or range; "The amount of homework decreased towards the end of the semester"; "The cabin pressure fell dramatically"; "her weight fell to under a hundred pounds"; "his voice fell to a whisper"
attenuate - become weaker, in strength, value, or magnitude
disappear, evaporate, melt - become less intense and fade away gradually; "her resistance melted under his charm"; "her hopes evaporated after years of waiting for her fiance"
die down - become progressively weaker; "the laughter died down"
collapse - lose significance, effectiveness, or value; "The school system is collapsing"; "The stock market collapsed"
fade, melt - become less clearly visible or distinguishable; disappear gradually or seemingly; "The scene begins to fade"; "The tree trunks are melting into the forest at dusk"
subside, lessen - wear off or die down; "The pain subsided"
slur, dim, blur - become vague or indistinct; "The distinction between the two theories blurred"
languish, pine away, waste - lose vigor, health, or flesh, as through grief; "After her husband died, she just pined away"
dull - make less lively or vigorous; "Middle age dulled her appetite for travel"
pall - lose strength or effectiveness; become or appear boring, insipid, or tiresome (to); "the course palled on her"
relax, loose, loosen - become loose or looser or less tight; "The noose loosened"; "the rope relaxed"
slacken - become looser or slack; "the rope slackened"
slacken, slow up, slow, slow down, slack - become slow or slower; "Production slowed"
wilt - lose strength; "My opponent was wilting"
strengthen - gain strength; "His body strengthened"
3.weaken - destroy property or hinder normal operationsweaken - destroy property or hinder normal operations; "The Resistance sabotaged railroad operations during the war"
derail - cause to run off the tracks; "they had planned to derail the trains that carried atomic waste"
disobey - refuse to go along with; refuse to follow; be disobedient; "He disobeyed his supervisor and was fired"
4.weaken - reduce the level or intensity or size or scope of; "de-escalate a crisis"
minify, decrease, lessen - make smaller; "He decreased his staff"
5.weaken - lessen in force or effect; "soften a shock"; "break a fall"
blunt, deaden - make less lively, intense, or vigorous; impair in vigor, force, activity, or sensation; "Terror blunted her feelings"; "deaden a sound"
deafen - make soundproof; "deafen a room"
deaden, damp, dampen - make vague or obscure or make (an image) less visible; "muffle the message"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

weaken

verb
1. reduce, undermine, moderate, diminish, temper, impair, lessen, sap, mitigate, invalidate, soften up, take the edge off, disempower Her opponents believe that her authority has been fatally weakened.
reduce increase, improve, boost, strengthen, enhance, revitalize
2. wane, fail, diminish, dwindle, lower, flag, fade, give way, lessen, abate, droop, ease up Family structures are weakening and breaking up. The storm was finally beginning to weaken
wane increase, grow, improve, strengthen
3. sap the strength of, tire, exhaust, debilitate, depress, disable, cripple, incapacitate, enfeeble, enervate Malnutrition weakens the patient.
sap the strength of strengthen, revitalize, invigorate
4. dilute, cut, thin, water down, debase, thin out, adulterate a glass of whisky weakened with soda
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

weaken

verb
1. To lose strength or power:
Informal: fizzle (out).
2. To lessen or deplete the nerve, energy, or strength of:
3. To lessen the strength of by or as if by admixture:
4. To moderate or change a position or course of action as a result of pressure:
Idiom: give way.
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
يُضْعِف
oslabit
blive svaggøre svag
heikentääheikentyäheiketä
legyengítlegyengül
veikja, draga mátt úr
labefacto
zoslabnúť
oslabiti
zayıfla mak

weaken

[ˈwiːkən]
A. VT [+ person, heart, structure, economy] → debilitar; [+ power, influence, resolve] → menguar, debilitar; [+ case, argument] → quitar fuerza a; [+ solution, mixture] → diluir
he weakened his grip on her armdejó de apretarle el brazo con tanta fuerza
he doesn't want to do anything that might weaken his grip on powerno quiere hacer nada que pueda menguar el control que tiene sobre el país
B. VI
1. (= grow weaker) [person, muscle, structure, economy] → debilitarse; [power, influence, resolve] → menguarse, debilitarse
the pound weakened against the dollar todayhoy la libra ha bajado frente al dólar
2. (= give way) → flaquear
we must not weaken nowno debemos flaquear, ahora menos que nunca
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

weaken

[ˈwiːkən]
vifaiblir
vtaffaiblir
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

weaken

vt (lit, fig)schwächen; influence also, control, suspicion etcverringern; argument alsoentkräften; walls, foundationsangreifen; holdlockern; he weakened his grip on my armer hielt meinen Arm nicht mehr ganz so fest
vi (lit, fig)schwächer werden, nachlassen; (person)schwach or weich werden; (foundations)nachgeben; (defence, strength)erlahmen; (dollar)nachlassen; his grip on my arm weakeneder hielt meinen Arm nicht mehr ganz so fest
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

weaken

[ˈwiːkn]
1. vt (gen) → indebolire; (grip) → allentare; (influence) → diminuire; (solution, mixture) → diluire
this fact weakens your case → questo fatto sminuisce il tuo argomento
2. vi (gen) → indebolirsi; (grip) → allentarsi; (influence) → diminuire; (give way) → cedere
we must not weaken now → non dobbiamo cedere proprio ora
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

weak

(wiːk) adjective
1. lacking in physical strength. Her illness has made her very weak.
2. not strong in character. I'm very weak when it comes to giving up cigarettes.
3. (of a liquid) diluted; not strong. weak tea.
4. (of an explanation etc) not convincing.
5. (of a joke) not particularly funny.
ˈweakly adverb
ˈweaken verb
to (cause to) become weak, especially in physical strength or character. The patient has weakened; The strain of the last few days has weakened him.
ˈweakling (-liŋ) noun
a weak person, animal, or plant. She married a weakling.
ˈweakness noun
1. the state of being weak.
2. something weak or faulty; a defect. weaknesses of character; Smoking is one of my weaknesses.
have a weakness for
to have a liking for. She has a weakness for chocolate biscuits.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.

weaken

v. debilitar; desfallecer; debilitarse; deteriorarse.
English-Spanish Medical Dictionary © Farlex 2012

weaken

vt, vi debilitar(se)
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in classic literature ?
For should the enemy strengthen his van, he will weaken his rear; should he strengthen his rear, he will weaken his van; should he strengthen his left, he will weaken his right; should he strengthen his right, he will weaken his left.
Your society of slaves - of, by, and for, slaves - must inevitably weaken and go to pieces as the life which composes it weakens and goes to pieces.
Again, the prince who holds a country differing in the above respects ought to make himself the head and defender of his less powerful neighbours, and to weaken the more powerful amongst them, taking care that no foreigner as powerful as himself shall, by any accident, get a footing there; for it will always happen that such a one will be introduced by those who are discontented, either through excess of ambition or through fear, as one has seen already.
I don't want to die!" he felt sorry for him and began first to waver and then to weaken. Finally, he could control himself no longer and gave a loud sneeze.
It was a subject, however, in which she often indulged with her fair friend, from whom she received every possible encouragement to continue to think of him; and his impression on her fancy was not suffered therefore to weaken. Isabella was very sure that he must be a charming young man, and was equally sure that he must have been delighted with her dear Catherine, and would therefore shortly return.
It reminds me of the journal I opened with the New Year, once, when I was a boy and a confiding and a willing prey to those impossible schemes of reform which well-meaning old maids and grandmothers set for the feet of unwary youths at that season of the year--setting oversized tasks for them, which, necessarily failing, as infallibly weaken the boy's strength of will, diminish his confidence in himself and injure his chances of success in life.
Many lusty blows, much more pleasant as well as easy to have seen, than to read or describe, were given on both sides: at last a violent fall, in which Jones had thrown his knees into Thwackum's breast, so weakened the latter, that victory had been no longer dubious, had not Blifil, who had now recovered his strength, again renewed the fight, and by engaging with Jones, given the parson a moment's time to shake his ears, and to regain his breath.
I sat upon the mountain-side and watched A tiny barque that skimmed across the lake, Drifting, like human destiny upon A world of hidden peril; then she sailed From out my ken, and mingled with the blue Of skies unfathomed, while the great round sun Weakened towards the waves.
Suspense must have weakened my nerves in some strange way.
Besides the depressing effect this had on my spirits, it very much weakened my sight, and when I was suddenly brought out of the darkness into the glare of daylight it was very painful to my eyes.
The inference is, that the authority of the Union, and the affections of the citizens towards it, will be strengthened, rather than weakened, by its extension to what are called matters of internal concern; and will have less occasion to recur to force, in proportion to the familiarity and comprehensiveness of its agency.
Volcanoes, so plentiful in the first days of the world, are being extinguished by degrees; the internal heat is weakened, the temperature of the lower strata of the globe is lowered by a perceptible quantity every century to the detriment of our globe, for its heat is its life."