---
title: definition
framework: Immersive Media Support
role: symbol
role_heading: Type Property
platforms: [macOS 26.0+, visionOS 26.0+]
path: immersivemediasupport/immersivemediapreviewmessagingprotocol/definition
---

# definition

## Declaration

```swift
static let definition: NWProtocolFramer.Definition
```