weaken


weaken
weak|en [ˈwi:kən] v [I and T]
1.) to make someone or something less powerful or less important, or to become less powerful
≠ ↑strengthen
Over the last two years the president's position has weakened.
Changes in policy have weakened the power of the trade unions.
The absence of this witness has weakened the case against the accused.
2.) to make someone lose their physical strength, or to become physically weak
Julia was weakened by her long illness.
3.) to make someone less determined, or to become less determined
Such policies weaken the resolve of potential troublemakers.
When she begged him to let her stay, he weakened.
4.) to make a building, structure etc less strong, or to become less strong
The earthquake in Cairo weakened a number of structures.
5.) if a particular country's money or a company's ↑share prices weaken, or if they are weakened, their value is reduced
weaken against
The pound has weakened against the dollar.

Dictionary of contemporary English. 2013.

Synonyms:

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  • weaken — weak‧en [ˈwiːkən] verb 1. [intransitive, transitive] FINANCE if investments, prices, currencies etc weaken, or something weakens them, they begin to fall in value: • A combination of low US interest rates and a rising Euro will weaken the dollar …   Financial and business terms

  • Weaken — Weak en, v. t. [imp. & p. p. {Weakened}; p. pr. & vb. n. {Weakening}.] [1913 Webster] 1. To make weak; to lessen the strength of; to deprive of strength; to debilitate; to enfeeble; to enervate; as, to weaken the body or the mind; to weaken the… …   The Collaborative International Dictionary of English

  • weaken — weaken, enfeeble, debilitate, undermine, sap, cripple, disable can mean to lose or cause to lose, strength, vigor, or energy. Weaken, the most general term of this group, most frequently implies loss of the physical strength or functional… …   New Dictionary of Synonyms

  • weaken — [wē′kən] vt., vi. to make or become weak or weaker weakener n. SYN. WEAKEN, the most general of these words, implies a lessening of strength, power, soundness, etc. [weakened by disease, to weaken an argument ]; DEBILITATE suggests a partial or… …   English World dictionary

  • Weaken — Weak en, v. i. To become weak or weaker; to lose strength, spirit, or determination; to become less positive or resolute; as, the patient weakened; the witness weakened on cross examination. His notion weakens, his discernings are lethargied.… …   The Collaborative International Dictionary of English

  • weaken — index adulterate, alleviate, attenuate, countervail, damage, debase, debilitate, denature, deplete …   Law dictionary

  • weaken — 1520s, from WEAK (Cf. weak) + EN (Cf. en) (1). The earlier verb was simply weak (late 14c.). Related: Weakened; weakening …   Etymology dictionary

  • weaken — [v] reduce the strength of abate, adulterate, break up, cripple, crumble, cut, debase, debilitate, decline, decrease, depress, devitalize, dilute, diminish, droop, dwindle, ease up, enervate, exhaust, fade, fail, faint, flag, give way, halt,… …   New thesaurus

  • weaken — ► VERB ▪ make or become weak …   English terms dictionary

  • weaken */*/ — UK [ˈwiːkən] / US [ˈwɪkən] verb Word forms weaken : present tense I/you/we/they weaken he/she/it weakens present participle weakening past tense weakened past participle weakened 1) a) [intransitive/transitive] to make someone physically less… …   English dictionary

  • weaken — verb ADVERB ▪ considerably, greatly, seriously, severely, significantly, substantially ▪ badly ▪ The military was badly weakened by the sanctions …   Collocations dictionary