Conjectural

/kənˈdʒektʃərəl/
adjective

Based on guesswork rather than solid evidence.

His theories about the origin of the universe are conjectural
Visual representation of "conjectural" - Based on guesswork rather than solid evidence

Often appears as...

  • conjectural assumptions
  • conjectural theories

Usage tips

Academic

adjective

Not demonstrated or established, but supposed.

Our plans are still in the conjectural stage
Visual representation of "conjectural" - Not demonstrated or established, but supposed

Often appears as...

  • conjectural stage
  • conjectural development
adjective

Expressing an opinion based on incomplete information.

The estimate of the cost is conjectural at this point
Visual representation of "conjectural" - Expressing an opinion based on incomplete information

Often appears as...

  • conjectural estimate
  • conjectural opinion
adjective

Based on guesswork rather than solid evidence.

His theories about the origin of the universe are conjectural
Visual representation of "conjectural" - Based on guesswork rather than solid evidence

Often appears as...

  • conjectural assumptions
  • conjectural theories

Usage tips

Academic

adjective

Not demonstrated or established, but supposed.

Our plans are still in the conjectural stage
Visual representation of "conjectural" - Not demonstrated or established, but supposed

Often appears as...

  • conjectural stage
  • conjectural development
adjective

Expressing an opinion based on incomplete information.

The estimate of the cost is conjectural at this point
Visual representation of "conjectural" - Expressing an opinion based on incomplete information

Often appears as...

  • conjectural estimate
  • conjectural opinion
Definition 1 of 3
Visual representation of "conjectural"
LampPro Tip 1/3

Not Factual

Conjectural means the basis is not fact, but a guess which could be wrong.

Illustration for Not Factual
Their conjectural findings about the artifact led to controversial debates.
LampPro Tip 2/3

Requires Evidence

Use 'conjectural' to show there's a need for more research or evidence.

Illustration for Requires Evidence
The conjectural nature of the study was highlighted by the peer reviewers.
LampPro Tip 3/3

Academic Caution

In academics, 'conjectural' warns that an argument isn't yet proven.

Illustration for Academic Caution
Her paper remained conjectural, pending further archaeological discoveries.
Word comparison image

Compare with

assumehypotheticalpresumptiveputativespeculatesurmisetentativetheoretical
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Visual representation of the word "Conjectural"

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Video examples

David Deutsch: A new way...

Scientific knowledge isn't derived from anything. Like all knowledge, it's conjectural, guesswork, tested by observation, not derived from it. So, were testable conjectures the great innovation

Video examples

David Deutsch: A new way...

Scientific knowledge isn't derived from anything. Like all knowledge, it's conjectural, guesswork, tested by observation, not derived from it. So, were testable conjectures the great innovation

Example 1 of 1
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