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Definition of diagnosis noun from the Oxford Advanced Learner's Dictionary

diagnosis

noun
 
/ˌdaɪəɡˈnəʊsɪs/
 
/ˌdaɪəɡˈnəʊsɪs/
[countable, uncountable]
(plural diagnoses
 
/ˌdaɪəɡˈnəʊsiːz/
 
/ˌdaɪəɡˈnəʊsiːz/
)
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  1. diagnosis (of something) the act of discovering or identifying the exact cause of an illness or a problem
    • a diagnosis of lung cancer
    • They are waiting for the doctor's diagnosis.
    • An accurate diagnosis was made after a series of tests.
    • They are using new methods of diagnosis.
    Extra Examples
    • Further tests have confirmed the diagnosis.
    • Patients may suffer from some of the symptoms years before diagnosis.
    • The doctor cannot give a diagnosis without knowing the full medical history.
    • Without the results of the blood test, the doctor could only make a tentative diagnosis.
    • clinical diagnosis of schizophrenia
    • the diagnosis of the disease
    Topics Healthcarec1
    Oxford Collocations Dictionaryadjective
    • accurate
    • correct
    • right
    verb + diagnosis
    • establish
    • give
    • make
    preposition
    • after diagnosis
    • before diagnosis
    • diagnosis of
    phrases
    • a method of diagnosis
    See full entry
    Word Originlate 17th cent.: modern Latin, from Greek, from diagignōskein ‘distinguish, discern’, from dia ‘apart’ + gignōskein ‘recognize, know’.
See diagnosis in the Oxford Advanced American DictionarySee diagnosis in the Oxford Learner's Dictionary of Academic English
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