The meaning of DEFECTIVE is having a defect or flaw : imperfect in form, structure, or function. How to use defective in a sentence.

DEFECTIVE definition: 1. Something that is defective has a fault in it and does not work correctly: 2. Something that is…. Learn more.

DEFECTIVE definition: Sometimes defected having a defect or flaw; faulty; imperfect. See examples of defective used in a sentence.

Define defective. defective synonyms, defective pronunciation, defective translation, English dictionary definition of defective. adj. 1. Having or showing a defect; faulty: a defective appliance.

Definition of defective adjective from the Oxford Advanced Learner's Dictionary. having a fault or faults; not perfect or complete synonym faulty. If the goods are defective you should get a full …

Defective refers to something that is flawed, malfunctioning, imperfect, or not functioning as intended, often due to manufacturing errors or other issues. This term can apply to a wide …

There are 11 meanings listed in OED's entry for the word defective, two of which are labelled obsolete, and two of which are considered offensive. See ‘Meaning & use’ for definitions, …

Something that's defective doesn't work quite right, because it's damaged in some way. Your defective car probably won't make it all the way to California from New York. Defective things …

Jan 8, 2026 · Adjective defective (comparative more defective, superlative most defective) Having one or more defects. Synonym: faulty Antonyms: complete, perfect, undefective

Our car had defective [= faulty] brakes, so we had them replaced. This computer is defective. I want my money back. The disease is caused by a defective gene.