speculation

noun

spec·​u·​la·​tion ˌspe-kyə-ˈlā-shən How to pronounce speculation (audio)
Synonyms of speculation
: an act or instance of speculating: such as
a
: assumption of unusual business risk in hopes of obtaining commensurate gain
b
: a transaction involving such speculation

Examples of speculation in a Sentence

He dismissed their theories as mere speculation. The book is just a lot of idle speculation about the future. Her speculations leave many questions unanswered. He lost everything in foolish land speculation.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The scarcity invites anticipation; the anticipation invites speculation. Dan Greene, New Yorker, 18 May 2026 The revelations at the time rattled the Bahamian government, prompted the resignation of the country’s police commissioner even though he was not accused of wrongdoing, and fueled speculation about drug traffickers’ foothold in the government. Jacqueline Charles, Miami Herald, 18 May 2026 The TikTok sparked further speculation after Hewitt replied to comments specifically about co-parenting. Lauryn Overhultz, FOXNews.com, 18 May 2026 His description of who acquired the jewelry led to speculation that a representative of Kelce bought the jewels. Lisa Gutierrez may 18, Kansas City Star, 18 May 2026 See All Example Sentences for speculation

Word History

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of speculation was in the 14th century

Browse Nearby Words

Cite this Entry

“Speculation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/speculation. Accessed 20 May. 2026.

Kids Definition

speculation

noun
spec·​u·​la·​tion ˌspek-yə-ˈlā-shən How to pronounce speculation (audio)
1
: thoughts or guesses about something
much speculation about who the new teacher would be
2
: the taking of a big risk in business in hopes of making a big profit

Legal Definition

speculation

noun
spec·​u·​la·​tion ˌspe-kyə-ˈlā-shən How to pronounce speculation (audio)
: an act or instance of speculating: as
a
: assumption of unusual business risk in hopes of obtaining commensurate gain
b
: a transaction involving such speculation

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