Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “speculate”

speculate

verb [I]  /ˈspek·jəˌleɪt/ us  

speculate verb [I] (GUESS)

to form opinions about something without having the necessary information or facts; to make guesses: I’m just speculating about what happened. Officials refused to speculate on the cause of the crash.

speculate verb [I] (TRADE)

social studies to buy and sell with the hope that the value of what you buy will increase and that it can then be sold at a higher price in order to make a profit: He made his money speculating in the gold and silver markets.
(Definition of speculate from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of speculate?
Add Cambridge dictionaries to your browser to your website

Definitions of “speculate” in other dictionaries

Word of the Day

aptitude

a natural ability or skill

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More