Definition of presumptive in English:



  • 1Of the nature of a presumption; presumed in the absence of further information.

    ‘a presumptive diagnosis’
    • ‘The angulated and rhomboidal shape in addition to the striated surface of the sporangiospores allowed the presumptive identification of the etiologic agent as Rhizopus species.’
    • ‘If no answer had been provided immediately, presumptive broad-spectrum therapy may have been continued until a result was returned.’
    • ‘Esophagram and manometry confirmed the presumptive diagnosis of achalasia.’
    • ‘If physicians have not concurrently screened for chlamydial infection, the CDC recommends presumptive treatment for chlamydia at the time of treatment for gonorrhea.’
    • ‘This is presumptive evidence of chronic hemolysis if the reticulocytosis is sustained.’
    • ‘If the patient has a beta-hCG of > 6000 mIU / ml and there is no intrauterine gestational sac seen, it is presumptive evidence of an ectopic pregnancy.’
    • ‘She was admitted to the intensive care unit with the presumptive diagnosis of septic shock.’
    • ‘Many physicians make a presumptive diagnosis of allergic rhinitis based on the medical history.’
    • ‘Using commonly recognized test end points, a presumptive diagnosis was made in 57 patients.’
    • ‘A second diagnostic indication involves the injection of a local anesthetic to confirm the presumptive diagnosis through symptom relief of the affected body part.’
    • ‘Therefore, Immunocomb can only be used as a presumptive test; confirmatory diagnosis must include combination of tests, rather than deriving inference on the basis of single test results.’
    • ‘They were transferred to our neonatal intensive care unit with a presumptive diagnosis of perinatal asphyxia.’
    • ‘Some 50% of antibiotic prescription in the community is for presumptive respiratory tract infection.’
    • ‘The presumptive diagnosis is made based on history and physical examination, but further evaluation is needed.’
    • ‘This method provides a presumptive indication of Brucella growth at least four days earlier than the conventional identification method.’
    • ‘He was discharged the following afternoon with a presumptive diagnosis of vasovagal syncope, perhaps related to defecation.’
    • ‘However, its value in confirming a diagnosis of presumptive endometriosis has not been extensively studied.’
    conjectural, speculative, tentative, suppositional, notional, hypothetical
    View synonyms
    1. 1.1Law Giving grounds for the inference of a fact or of the appropriate interpretation of the law.
      • ‘The Freedom of Information Act set the ground rules for, and establishes a presumptive right of, access to unpublished records of executive agencies by any person, regardless of citizenship.’
      • ‘In Accounting Research Bulletin No.9 it was stated that any expenditure which is properly applicable to the future is presumptive grounds for carrying the balance forward.’
      • ‘Thus, engaging in the lawful activities of a group designated as a ‘terrorist organization’ by the Attorney General could be presumptive grounds for expatriation.’
  • 2

    another term for presumptuous
    • ‘As a mere associate member, now forced to work outside physics, perhaps it is presumptive of me to attempt to discuss these problems.’


Late Middle English: from French présomptif, -ive, from late Latin praesumptivus, from praesumpt- ‘taken before’, from the verb praesumere (see presume).