from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Having a defect; faulty: a defective appliance.
  • adj. Marked by subnormal structure, function, intelligence, or behavior: defective speech.
  • adj. Grammar Lacking one or more of the inflected forms normal for a particular category of word, as the verb may in English.
  • n. Offensive One who is physically or mentally deficient.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Having one or more defects.
  • adj. lacking some forms; e.g., having only one tense or being usable only in the third person.
  • n. A person considered to be defective.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Wanting in something; incomplete; lacking a part; deficient; imperfect; faulty; -- applied either to natural or moral qualities
  • adj. Lacking some of the usual forms of declension or conjugation.
  • n. Anything that is defective or lacking in some respect.
  • n. One who is lacking physically or mentally.

from The Century Dictionary and Cyclopedia

  • Having defect or flaw of any kind; imperfect; incomplete; lacking; faulty.
  • Specifically In grammar, wanting some of the usual forms of declension or conjugation: as, a defective noun or verb.
  • n. A person who is characterized by some special mental, moral, or physical defect; specifically, one who is deficient in one or more of the physical senses or powers.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. markedly subnormal in structure or function or intelligence or behavior
  • adj. having a defect
  • adj. not working properly


Sorry, no etymologies found.



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