<!--
{
  "availability" : [
    "SwiftPM: 6.1.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "PackageDescription",
  "identifier" : "/documentation/PackageDescription/Trait/description",
  "metadataVersion" : "0.1.0",
  "role" : "Instance Property",
  "symbol" : {
    "kind" : "Instance Property",
    "modules" : [
      "PackageDescription"
    ],
    "preciseIdentifier" : "s:18PackageDescription5TraitV11descriptionSSSgvp"
  },
  "title" : "description"
}
-->

# description

The trait’s description.

```
var description: String?
```

## Discussion

Use the description to explain the additional functionality that the trait enables.

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)