Main Entry:

¹de·fec·tive

Pronunciation:

\di-ˈfek-tiv\

Function:

adjective

Date:

14th century

1 a: imperfect in form or function : faulty <a defective pane of glass> b: falling below the norm in structure or in mental or physical function <defective eyesight>2: lacking one or more of the usual forms of grammatical inflection <must is a defective verb>

— de·fec·tive·ly adverb

— de·fec·tive·ness noun