conjectural meaning and examples thumbnail

conjectural meaning and examples

2025-10-25

Meaning

Conjectural means based on guesswork, speculation, or incomplete evidence rather than definite proof. It describes something that is theoretical, hypothetical, or uncertain.

Grammar and Usage

  • Part of speech: Adjective

  • Meaning: Based on conjecture; speculative; not confirmed as fact.

  • Often used to describe ideas, explanations, or conclusions that are assumed or proposed rather than proven.

  • Common pattern:

    • a conjectural explanation/theory/estimate
    • highly conjectural statement

Common Phrases

  • conjectural evidence – evidence that is uncertain or speculative
  • conjectural theory – a theory based on assumptions or guesses
  • conjectural reasoning – reasoning without solid proof
  • conjectural view – an opinion not supported by facts

Collocations

  • highly conjectural
  • purely conjectural
  • remain conjectural
  • conjectural nature
  • conjectural basis

Examples

  1. His explanation of the event was purely conjectural.
  2. The scientist warned that the results were still conjectural and needed further testing.
  3. Many early theories about the universe were highly conjectural.
  4. The origins of the tradition remain conjectural to this day.
  5. Any link between the two incidents is at best conjectural.
  6. The historian offered a conjectural reconstruction of the lost text.
  7. Her argument was built on conjectural reasoning rather than solid data.
  8. The date of the manuscript’s creation is conjectural.
  • speculative
  • theoretical
  • hypothetical
  • assumed
  • tentative
  • uncertain

Antonym

  • factual
  • proven
  • verified
  • certain
  • confirmed