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speculate

used in a sentence
2 meanings
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1  —as in:
don't know, but I'll speculate
Definition to think about, wonder, guess or theorize with much uncertainty
  • philosophers have speculated on the question of God for thousands of years
speculated = thought and guessed without certainty
Other Uses (with this meaning)
  • We were speculating as to whether a president would have to resign after that kind of scandal.
  • speculating = thoughtfully guessing
  • There was no use speculating; it was better to move ahead.
    Nora Roberts  --  Summer Pleasures
  • speculating = wondering or guessing
  • He, Ron, and Hermione spent the whole of break speculating on what Dumbledore would teach Harry.
    J.K. Rowling  --  Harry Potter and the Half-Blood Prince
  • speculating = wondering or guessing
  • Calls for speculation.
    Delia Owens  --  Where the Crawdads Sing
  • speculation = an opinion based on a guess rather than upon known facts
    (editor's note:  The suffix "-tion", converts a verb into a noun that denotes the action or result of the verb. Typically, there is a slight change in the ending of the root verb, as in action, education, and observation.)
  • It is not hard to see how easily many could have been led to believe that the time of confusion had been brought upon them by deep and darkling forces. No hint of such speculation appears on the court record, but social disorder in any age breeds such mystical suspicions, and...
    Arthur Miller  --  The Crucible
  • speculation = line-of-thought
    (editor's note:  The suffix "-tion", converts a verb into a noun that denotes the action or result of the verb. Typically, there is a slight change in the ending of the root verb, as in action, education, and observation.)
  • I wonder which of the girls here are going to be my friends. It's really an interesting speculation.
    Lucy Maud Montgomery  --  Anne Of Green Gables
  • speculation = line-of-thought
    (editor's note:  The suffix "-tion", converts a verb into a noun that denotes the action or result of the verb. Typically, there is a slight change in the ending of the root verb, as in action, education, and observation.)
  • There was some speculation that the avalanche that finally took Titus out was specifically engineered to ensure the victor was not a lunatic.
    Suzanne Collins  --  The Hunger Games
  • speculation = guessing or theorizing
    (editor's note:  The suffix "-tion", converts a verb into a noun that denotes the action or result of the verb. Typically, there is a slight change in the ending of the root verb, as in action, education, and observation.)
  • At the halfway point, he was an eighth of a mile ahead, and observers began speculating on when the boy in the black shorts was going to collapse.
    Laura Hillenbrand  --  Unbroken
  • speculating = wondering or guessing
  • Scientists knew from studying HeLa that cancer cells could divide indefinitely, and they'd speculated for years about whether cancer was caused by an error in the mechanism that made cells die when they reached their Hayflick Limit.
    Rebecca Skloot  --  The Immortal Life of Henrietta Lacks
speculated = guessed or theorized

Dictionary / pronunciation — Google®Dictionary / more samples — Oxford® USDictionary list — Onelook.com®
2  —as in:
speculate in the stock market
Definition to take a risk for profit—typically a risky investment
  • It wasn't a speculation, it was an investment.
    W. Somerset Maugham  --  Of Human Bondage
speculation = risky investment
Other Uses (with this meaning)
  •   'Speculate with it,' said Mrs Nickleby.
      'Spec—u—late, my dear?' said Mr Nickleby, as though in doubt.
      'Why not?' asked Mrs Nickleby.
      'Because, my dear, if we SHOULD lose it,' rejoined Mr Nickleby, who was a slow and time-taking speaker, 'if we SHOULD lose it, we shall no longer be able to live, my dear.'
    Charles Dickens  --  Nicholas Nickleby
  • speculate = risk money in an investment
  • "No, I mean mine, ma'am," said Pancks, "for it was my misfortune to lead him into a ruinous investment." (Mr Pancks still clung to that word, and never said speculation.)
    Charles Dickens  --  Little Dorrit
  • speculation = risky investment
  • For some months, he was the most popular and romantic figure the town knew, despite his previous reputation, despite the faint rumors that he was engaged not only in blockading but in speculating on foodstuffs, too.
    Margaret Mitchell  --  Gone with the Wind
  • speculating = buying and selling at profit
  • It was by his advice that my father risked most of his property in the speculation that ruined him.
    Charlotte Bronte  --  Jane Eyre
  • speculation = risky investment
  • Father said that surveyors always knew about the good deals on land and could get rich speculating.
    James Lincoln Collier  --  My Brother Sam is Dead
  • speculating = investing
  • He had sold his boats when blockading grew too hazardous, and he was now openly engaged in food speculation.
    Margaret Mitchell  --  Gone with the Wind
  • speculation = risky investment
  • You had five dollars and ten cents left. Did you speculate any more?
    Mark Twain  --  The Adventures of Huckleberry Finn
  • speculate = risk money in an investment
  • A speculation, Sir Robert!
    Oscar Wilde  --  An Ideal Husband
  • speculation = risky investment
  • The success of Mr. Sowerberry's ingenious speculation, exceeded even his most sanguine hopes.
    Charles Dickens  --  Oliver Twist
speculation = money-making venture

Dictionary / pronunciation — Google®Dictionary / more samples — Oxford® USDictionary list — Onelook.com®
Less commonly:
Much more rarely, speculation can refer to a gambling card game that was popular in the past.
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