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speculation

C1
Fairly common

Pronunciation

UK

  • /spˌɛkjʊlˈeɪʃən/

US

  • /ˌspɛkjəˈleɪʃən/

Meanings

Noun

  1. reasoning or talk based on incomplete information

  2. risky investment aimed at profiting from price changes

Beyond the definition

Speculation isn't about knowing something for sure - it's about forming theories or making guesses, especially when you don't have all the facts. Think of a detective piecing together clues; those first ideas are speculation until solid evidence appears. It often comes up in finance ("market speculation"), where people try to predict future trends, but it can also refer to guesses about celebrity news, politics, science, or everyday events. A news report might mention speculation around a political scandal, or friends might share speculation about someone's surprise birthday plans.

Examples

  1. 1

    Sudden resignation

    There was a lot of speculation about the reason for his sudden resignation.

  2. 2

    Possible outcome

    After the meeting was canceled, speculation grew that the deal might fall through.

    • Patternspeculation that ...

      guesses or rumors that ...

  3. 3

    Weak evidence

    For now, any explanation of the crash is just speculation.

    • Phrasejust speculation

      not based on enough facts yet

  4. 4

    Facts vs guesses

    The report tried to separate confirmed facts from speculation.

More examples
  1. 5

    Property investment

    He made a fortune through property speculation in the 2000s.

    • Phraseproperty speculation

      buying property in the hope of making a profit

See also

Similar

Shades of meaning

Contrast

Used with (collocations)

  • pure speculation
  • wild speculation
  • fuel speculation
  • speculation about

Word family

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Forms and spellings

2 forms open this card.

Main spelling

  • speculationnoun

Forms

  • speculationspluralnoun