'Defective' definitions:

Definition of 'defective'

From: WordNet
adjective
Having a defect; "I returned the appliance because it was defective" [syn: defective, faulty]
adjective
Markedly subnormal in structure or function or intelligence or behavior; "defective speech"
adjective
Not working properly; "a bad telephone connection"; "a defective appliance" [syn: bad, defective]

Definition of 'Defective'

From: GCIDE
  • Defective \De*fect"ive\, a. [L. defectivus: cf. F. d['e]fectif. See Defect.]
  • 1. Wanting in something; incomplete; lacking a part; deficient; imperfect; faulty; -- applied either to natural or moral qualities; as, a defective limb; defective timber; a defective copy or account; a defective character; defective rules. [1913 Webster]
  • 2. (Gram.) Lacking some of the usual forms of declension or conjugation; as, a defective noun or verb. -- {De*fect"ive*ly}, adv. -- {De*fect"ive*ness}, n. [1913 Webster]

Definition of 'Defective'

From: GCIDE
  • Defective \De*fect"ive\, n.
  • 1. Anything that is defective or lacking in some respect. [Webster 1913 Suppl.]
  • 2. (Med.) One who is lacking physically or mentally.
  • Note: Under the term defectives are included deaf-mutes, the blind, the feeble-minded, the insane, and sometimes, esp. in criminology, criminals and paupers. [Webster 1913 Suppl.]

Synonyms of 'defective'

From: Moby Thesaurus