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diagnose - definition and synonyms


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verb [transitive] diagnose pronunciation in British English /ˈdaɪəɡnəʊz/
Word Forms
present tense
present participlediagnosing
past tensediagnosed
past participlediagnosed
  1. 1
    to find out what physical or mental problem someone has by examining them
    These questions help doctors diagnose personality disorders.
    diagnose someone with something: When Eva was first diagnosed with cancer she was twenty.
    diagnose someone/something as something: A psychiatrist diagnosed her as severely depressed.
  2. 2
    to find out why something such as a piece of equipment or software is not working
    Scanning software can diagnose general disk faults.


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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