Meaningful Sequence
Content order that preserves meaning and operability when styles change or linearized for assistive technologies.
More Related Accessibility Terms
Headings & Hierarchy
Semantic structure using h1–h6 to convey document outline. Avoid skipping levels and use headings to label sections.
Landmark Regions
Page sections identified by semantic elements or ARIA roles (main, navigation, complementary, banner, contentinfo) for quick navigation.
Logical Reading Order
The sequence in which content is read by assistive tech and reached by focus should match the visual and semantic order.
Semantic HTML
Using HTML elements for their intended purpose to convey meaning and relationships, forming the foundation of accessibility.
Valid HTML
Standards-compliant markup that avoids errors. Validity improves parsing by assistive technologies and user agents.
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