- 1based on guessing or on opinions that have been formed without knowing all the facts The report is highly speculative and should be ignored.
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- 2showing that you are trying to guess something She cast a speculative look at Kate.
- 3(of business activity) done in the hope of making a profit but involving the risk of losing money speculative investment
adverbSee speculative in the Oxford Advanced Learner's Dictionary
Check pronunciation: speculative