Defective
WordNet
adjective
(1) Not working properly
"A bad telephone connection"
"A defective appliance"
(2) Markedly subnormal in structure or function or intelligence or behavior
"Defective speech"
(3) Having a defect
"I returned the appliance because it was defective"
WiktionaryText
Adjective
- Having one or more defects.
- lacking some forms; e.g., having only one tense or being usable only in the third person.
Related terms
- defect
- defection
- defector
- deficiency
- deficient
- deficit