# allow (permission)

let thing to enable it

- Computed level: L17 (depth in the emergence graph, not abstraction)
- Status: review  ·  Domain: everyday  ·  Arena: general

## Emergence
**Emerges from:** [let](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-let.permission), [enables](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-enables.facilitation)

**Through:** the permission from let combined with the capacity to enable creates the ability to permit an action

**Novel properties:**
- permission granted
- ability to enable
- consent

## Examples
- The Linux kernel allows user-space programs to access hardware via system calls. *(computing)*
- The 1974 Clean Air Act allows the EPA to regulate interstate air pollutants. *(institutions)*
- A router's firewall allows only port 80 traffic to reach the web server. *(engineering)*

## Used by
- [browser](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-browser.software) (L18)
- [frozen](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-frozen.state) (L18)
- [necessity](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-necessity.condition) (L18)
- [pure](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-pure.state) (L18)
- [road](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-road.transport) (L18)
- [slack](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-slack.margin) (L18)

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