1. based on guessing or theorizing rather than on definite knowledge
2. involving financial risk in hopes of making a profit
Usage: finance
3. showing curiosity and willingness to think about abstract ideas

Examples

• The article contained only speculative claims about the cause of the accident.
• His theory about alien life remains purely speculative.
• She made a speculative investment in the new technology company.
• The speculative real estate market crashed last year.
• The philosopher had a speculative mind that pondered life’s mysteries.
• Her speculative essay explored the future of artificial intelligence.
• The detective’s speculative reasoning led to a breakthrough in the case.