Synonyms for

Defective

Verb / dɪˈfektɪv / Another word for defective — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

not working properly; faulty

Synonyms & similar words

bad faulty faulty imperfect flawed damaged broken malfunctioning inoperative substandard inferior unusable useless valueless worthless unsatisfactory ineffective inefficient nonfunctioning deficient suboptimal impaired

Synonyms by register

Formal

faulty imperfect nonfunctional substandard

Informal

broken busted wonky dud

Literary

marred tainted blemished

Antonyms

perfect flawless sound unblemished faultless pristine immaculate

Common collocations

  • defective product
  • defective part
  • defective equipment
  • defective wiring
  • defective vision
  • defective gene
  • defective item

Word family

noun defect
verb defect
adjective defective

Usage note

Often used to describe manufactured goods or biological conditions. 'Defect' as a noun refers to the flaw itself, while 'defect' as a verb means to abandon one's country or cause.

Example sentences

  1. The computer was defective and wouldnt turn on.
  2. The cars brakes were defective and wouldnt stop the vehicle.
  3. The toy was defective and didnt work.
  4. The company had to recall the product because it was defective.
  5. The phones battery was defective and wouldnt hold a charge.

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