I. adjective see: defect Date: 1581 lacking in some necessary quality or element , not up to a normal standard or complement ; defective , ~ly adverb II. noun Date: 1906 one that is ~
DEFICIENT
Meaning of DEFICIENT in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012