likely to be true, based on the facts that are available 很可能的;假设的;推断的 a presumptive diagnosis of bowel cancer 肠癌的推定诊断
Oxford Collocations DictionaryPresumptive is used with these nouns:- heir
Word Originlate Middle English: from French présomptif, -ive, from late Latin praesumptivus, from praesumpt- ‘taken before’, from the verb praesumere ‘anticipate’ (in late Latin ‘take for granted’), from prae ‘before’ + sumere ‘take’.