- diagnostic di‧ag‧nos‧tic [ˌdaɪəgˈnɒstɪk ǁ -ˈnɑːs-] adjective [only before a noun]COMPUTING diagnostic software tests how effectively a computer or computer system is operating, looks for problems with the computer's processes, and shows you the results of the tests and checks it does:
• Their exclusive diagnostic software is designed to troubleshoot most hard drive issues.
• diagnostic programs
* * *Ⅰ.diagnostic UK US /ˌdaɪəgˈnɒstɪk/ adjective► IT, PRODUCTION used for discovering the characteristics or cause of a problem in a system or machine: »
Service and support on the website give users direct access to the same diagnostic tools used by the company's technicians.»
diagnostic equipment► used for discovering the type or cause of an illness or other problem: »
John is an executive with a company that schedules and manages MRIs and other diagnostic tests.»
diagnostic information/questions/criteriaⅡ.diagnostic UK US /ˌdaɪəɡˈnɒstɪk/ noun● diagnostics — Cf. diagnostics
Financial and business terms. 2012.