Meaning of DIAGNOSTIC in English

DIAGNOSTIC

[ dʌɪəg'nɒstɪk ]

■ adjective

1》 concerned with the diagnosis of illness or other problems.

↘(of a symptom) distinctive, and so indicating the nature of an illness.

2》 characteristic of a particular species, genus, or phenomenon.

■ noun

1》 a distinctive symptom or characteristic.

2》 ( ~s ) [treated as sing. or plural ] the practice or techniques of diagnosis.

3》 Computing a program or routine that helps a user to identify errors.

Derivatives

~ally adverb

~ian -nɒ'stɪʃ(ə)n noun

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.