TermCraft conventionFoundational
Cumulative Layout Shift
How much the page jumps around while loading.
Definition
A measure of how much visible content moves unexpectedly during page load.
Craft convention. True because the industry converged on it. Breaking it costs familiarity, not correctness.
In plain language
How much the page jumps around while loading.
Example
An image without reserved dimensions pushing text down as it loads.
Continue from here
Each link says what the connection is, so you can tell a principle from an alternative from a thing people mix this up with.
Deeper reading
The full entry behind this definition.
- Skeleton ScreensPattern
- ImageryUI foundation
- Performance as User ExperienceUI foundation
Nearby in the Atlas
Adjacent territory, found through shared tags rather than a stated link.