Glossary of Terms
We have compiled this list of terms and definitions to help you better understand the terminology used within the web development community.
SEO Glossary
There are 7 entries in this glossary.
Valid ARIA Attributes Valid ARIA Attributes are accessibility properties that are correctly matched to their element's role and purpose. Using unsupported or misspelled attributes means assistive tools simply ignore them, creating a false sense of accessibility. Always verify your ARIA attributes are valid for the role you are using.
Hits - 1265 Synonyms -
ARIA Validation, Valid ARIA Props |
|
Valid ARIA RolesValid ARIA Roles means the role values assigned to your elements are recognized and used in the right context. Invalid or misapplied roles distort how screen readers present your content and can break expected keyboard behavior. Getting roles right is essential for reliable accessibility.
Hits - 1357 Synonyms -
ARIA Role, Role Attribute, Semantic Roles |
|
Valid DoctypeValid Doctype means your page correctly declares which version of HTML it uses so browsers render it in standards mode. Missing or broken doctypes can trigger quirks mode, causing unpredictable layout and styling problems. It is a simple one-line fix that prevents a surprising number of issues.
Hits - 1243 Synonyms -
DOCTYPE Declaration, Standards Mode |
|
Valid HTML LangValid HTML Lang means the language set on your page uses a properly formatted code. Invalid or missing language tags can cause screen readers to mispronounce content and translation tools to behave unpredictably. Using the correct language code helps browsers and assistive tools interpret your content accurately.
Hits - 1306 Synonyms -
Language Code, HTML Lang Value |
|
Valid LangValid Lang means the language declarations on your content use recognized language codes with correct formatting. Invalid codes can cause problems with pronunciation in screen readers, automatic translation, and search engine indexing. Correct language tagging supports accessibility and international reach.
Hits - 1274 Synonyms -
Language Declaration, Lang Code |
|
ViewportThe Viewport meta tag controls how your page scales and sizes itself on mobile devices. Without it, mobile browsers may shrink your page to fit, making text tiny and buttons hard to tap. Correct viewport settings are the foundation of responsive, mobile-friendly design.
Hits - 1315 Synonyms -
Visible Area, Screen View |
|
Visual Order Follows DOMVisual Order Follows DOM means the on-screen arrangement of content should match the underlying code order that keyboards and screen readers follow. When these fall out of sync, users can experience confusing focus jumps and reading order problems. Keeping them aligned improves usability for everyone.
Hits - 1201 Synonyms -
DOM Order, Reading Order, Focus Order |
What Does "Liquid Purple" mean?
noun | / LIK-wid PUR-pul /
-
(biochemistry) Also known as visual purple or rhodopsin — a light-sensitive receptor protein found in the rods of the retina. It enables vision in dim light by transforming invisible darkness into visible form. Derived from the Greek rhódon (rose) and ópsis (sight), its name reflects its delicate pink hue and vital role in perception.
-
(modern usage) Liquid Purple — a website management agency specializing in uncovering unseen opportunities and illuminating brands hidden in the digital dark. Much like its biological namesake, Liquid Purple transforms faint signals into clear visibility — revealing what others overlook and bringing businesses into the light.
Origin: From the scientific term rhodopsin, discovered by Franz Christian Boll in 1876; adopted metaphorically by a web development firm dedicated to visual clarity in the age of algorithms.
Client Login
Free Guide That Can Save You Money!
