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debilitate

American  
[dih-bil-i-teyt] / dɪˈbɪl ɪˌteɪt /

verb (used with object)

debilitated, debilitating
  1. to make weak or feeble; enfeeble.

    The siege of pneumonia debilitated her completely.

    Synonyms:
    devitalize, enervate, deplete, weaken

debilitate British  
/ dɪˈbɪlɪˌteɪt /

verb

  1. (tr) to make feeble; weaken

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of debilitate

First recorded in 1525–35; from Latin dēbilitātus (past participle of dēbilitāre ), equivalent to dēbilit-, stem of dēbilis “weak” + -ātus -ate 1

Explanation

To debilitate something is to make it weaker. A bad flu may debilitate your powers of concentration, like the New Year's resolutions that temporarily debilitate bakeries' business. The verb debilitate traces back to the Latin word debilis, meaning “lame, disabled, crippled.” It’s often used to describe what disability or illness does to a person's health, but it can describe anything that has been weakened, like the sense of community that is slowly debilitated by people working longer hours and the lack of sidewalks that in many towns make it harder to walk around and meet the neighbors.

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Example Sentences

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Debilitate, de-bil′i-tāt, v.t. to make weak: to impair the strength of.—adj.

From Chambers's Twentieth Century Dictionary (part 1 of 4: A-D) by Various