# believe (cognitive)

to think that a fact is true

- Computed level: L9 (depth in the emergence graph, not abstraction)
- Status: review  ·  Domain: cognitive  ·  Arena: EmergenceLexicon

## Emergence
**Emerges from:** [knowledge](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-knowledge.cognitive), [fact](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-fact.truth), [think](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-think.cognitive), [true](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-true.accurate)

**Through:** knowledge and fact together think

**Novel properties:**
- acceptance of truth
- cognitive commitment
- mental endorsement

## Examples
- In 2019, NASA engineers believed the Voyager 1 signal was still operational after detecting its carrier wave from 150 AU away. *(engineering)*
- A doctor believes a patient has Lyme disease after a positive ELISA test and erythema migrans rash in Vermont in summer. *(medicine)*
- In 1668, Francesco Redi believed spontaneous generation was false after observing sealed meat remained free of maggots. *(biology)*

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*Canonical: https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-believe.cognitive*  
*Structured data: https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-believe.cognitive.json*  
*Every definition provably resolves to space, time, energy and pattern.*