Definition of diagnose in English:



  • 1 Identify the nature of (an illness or other problem) by examination of the symptoms.

    ‘doctors diagnosed a rare and fatal liver disease’
    • ‘The majority of pulmonary TB cases continue to be diagnosed at an advanced stage.’
    • ‘This manual is used by mental health care providers to diagnose psychiatric illnesses.’
    • ‘Other diagnoses included sepsis, liver failure, neurological dysfunction, and recent cardiopulmonary arrest.’
    • ‘Doctors usually diagnose the disease after studying the symptoms, and excluding other possible causes.’
    • ‘His GP correctly diagnosed the condition during a check up.’
    • ‘I was very fortunate to be in the care of the doctor who diagnosed Addison's disease when he came to visit me at home.’
    • ‘In his mid-twenties he had a breakdown, diagnosed as paranoid schizophrenic.’
    • ‘Generally speaking, a team that includes both a speech therapist and surgeon working together best diagnoses these problems.’
    • ‘Toxoplasmosis usually is diagnosed on the basis of antibody detection.’
    • ‘The disease is usually diagnosed at an early age and patients have multiple primary sites.’
    • ‘The surgeon diagnoses the problem by barium enema or a colonoscopy and schedules surgery.’
    • ‘A cyst can be diagnosed by a breast ultrasound.’
    • ‘Although acute appendicitis is usually diagnosed clinically, plain abdominal radiographs and contrast enema may be utilized.’
    • ‘Infection is diagnosed more accurately by serum antibody tests or molecular polymerase chain reactions.’
    • ‘Take time to find out about the tests and procedures that will help your doctor diagnose cancer.’
    • ‘Symptoms can be treated best if the disease is diagnosed early.’
    • ‘Raynaud phenomenon is diagnosed either by physical examination or by eliciting a specific clinical history.’
    • ‘If there is pus on the tonsils then the condition can properly be diagnosed as tonsillitis.’
    • ‘That's why it is important that your condition is diagnosed as early as possible.’
    • ‘The clinical data and histologic diagnoses for each patient are listed in Table 1.’
    • ‘For many of the leading illnesses diagnosed by office-based physicians, prescribing patterns must be adjusted to minimize antibiotic resistance.’
    identify, determine, distinguish, recognize, discover, spot, detect, pinpoint
    pronounce, confirm, verify
    View synonyms
    1. 1.1Identify the nature of the medical condition of (someone)
      ‘she was finally diagnosed as having epilepsy’
      ‘20,000 men are diagnosed with skin cancer every year’
      • ‘Four patients were diagnosed clinically as having an acute chest syndrome.’
      • ‘To be included, patients had to be diagnosed clinically by the physician as having a lower respiratory tract infection.’
      • ‘In fact, 64 percent of the patients surveyed were initially diagnosed by their primary-care doctor.’
      • ‘The couple's eight-year-old daughter Chloe was diagnosed with a brain tumour in October.’
      • ‘Ros was diagnosed as autistic when very young, some thirty or so years ago.’
      • ‘A number wondered if they had been harmed by not being diagnosed earlier.’
      • ‘The American Cancer Society estimated that approximately 198,000 men were newly diagnosed with prostate cancer in 2001.’
      • ‘Will a person who is wrongly diagnosed with a mental illness be covered by this?’
      • ‘Hence, only one fourth of the patients are diagnosed correctly at the time of surgery.’
      • ‘However, three trials have shown the drug is highly effective in women newly diagnosed with breast cancer.’
      • ‘Paranoia mushroomed into madness for Nash and eventually he was diagnosed as schizophrenic.’
      • ‘Gemma was first diagnosed with lymphoblastic leukaemia in January 2001.’
      • ‘You've just turned 60, and have been newly diagnosed with prostate cancer.’
      • ‘Pollyanna was just six weeks old when she was diagnosed as having the condition.’
      • ‘After a series of tests she was diagnosed with Parkinson's and given various drugs to find the right mix for her.’
      • ‘Her career was just taking off when she was diagnosed at the age of 35.’
      • ‘At the same time, children diagnosed with ADHD may have some things in common.’
      • ‘Would this woman have been given such advice if her unborn child was not diagnosed as having the condition?’
      • ‘Women who are diagnosed at an early stage do much better than women who are diagnosed later.’
      • ‘George was diagnosed with the potentially deadly condition days after his second birthday.’


Mid 19th century: back-formation from diagnosis.