Software that updates itself without you having to manually install new versions. Like having a car that automatically gets the latest safety features overnight.
Your smartphone apps receive automatic updates to fix bugs and add new features without you needing to do anything.
Automatic Updates is a general software capability rather than a single cloud service. Each cloud provider offers multiple features that enable automatic patching and version updates (for operating systems, managed databases, Kubernetes, and applications), but there is no one-to-one service name that universally represents the concept across all workloads.