Tra từ conjecture - Từ điển Oxford Advanced Learner 8th

con·jec·ture [conjecture conjectures conjectured conjecturing] noun, verb BrE [kənˈdʒektʃə(r)] NAmE [kənˈdʒektʃər]
noun (formal)
1. countable an opinion or idea that is not based on definite knowledge and is formed by guessing
Syn: ↑guess
•The truth of his conjecture was confirmed by the newspaper report.
2. uncountable the forming of an opinion or idea that is not based on definite knowledge
•What was going through the killer's mind is a matter for conjecture.
see also ↑guesswork

Word Origin:
late Middle English (in the senses ‘to divine’ and ‘divination’): from Old French, or from Latin conjectura, from conicere ‘put together in thought’, from con- ‘together’ + jacere ‘throw’.

Example Bank:
•These are mere conjectures on our part.
•Whether she will run for a second term in office is a matter for conjecture.
•Whether the business will survive another ten years is pure conjecture.
•It's not conjecture. I'm absolutely certain of it.
•The truth of this conjecture was confirmed the next day.
•There has been a lot of conjecture about the state of their marriage.
•What was going on in the killer's mind is a matter for conjecture.
•You must not present conjecture as fact.
Derived Word: ↑conjectural

verb intransitive, transitive (formal)
to form an opinion about sth even though you do not have much information on it
Syn: ↑guess
•~ (about sth) We can only conjecture about what was in the killer's mind.
•~ what/how, etc… We can only conjecture what was in the killer's mind
•~ that… He conjectured that the population might double in ten years.
•~ sth She conjectured the existence of a completely new species.
•~ sth to do sth The remains are conjectured to be thousands of years old.
Verb forms:

Word Origin:
late Middle English (in the senses ‘to divine’ and ‘divination’): from Old French, or from Latin conjectura, from conicere ‘put together in thought’, from con- ‘together’ + jacere ‘throw’.

Example Bank:
•We can only conjecture about what was in the killer's mind.