Learn how to say Defective correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word defective:
1imperfect or faulty:
complaints over defective goods
lacking or deficient:
dystrophin is commonly defective in muscle tissue
Grammar (of a word) not having all the inflections normal for the part of speech.
2 dated or offensive having mental disabilities.
dated or offensive
a person with mental disabilities.