Meaning of DEFECTIVE in English

DEFECTIVE

adj. & n.

--adj.

1. having a defect or defects; incomplete, imperfect, faulty.

2 mentally subnormal.

3 (usu. foll. by in) lacking, deficient.

4 Gram. not having all the usual inflections.

--n. a mentally defective person.

Derivatives:

defectively adv. defectiveness n.

Etymology: ME f. OF defectif -ive or LL defectivus (as DEFECT)

Oxford English vocab.      Оксфордский английский словарь.