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.
Heading Order Heading Order checks that heading elements (<h1> through <h6>) follow a logical, sequentially descending hierarchy without skipping levels. Proper heading order gives screen reader users a reliable document outline and helps search engines understand content structure.
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Heading Hierarchy, Heading Levels, Sequential Headings |
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HreflangHreflang annotations tell search engines which language and region each version of a page targets. When set up correctly, they help serve the right version to users in different countries. Getting hreflang wrong can cause the wrong language to show up in search results.
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Language Targeting, Regional SEO |
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Hreflang TagThe Hreflang Tag is an HTML attribute that tells search engines you have multiple versions of a page for different languages or regions. It helps Google and others show the right version based on a visitor's language and location. It is essential for any site serving content in more than one language.
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Language Tag, Multilingual SEO |
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HTML Has LangHTML Has Lang checks whether your page declares what language it is written in. Without this declaration, screen readers may mispronounce words and translation tools may not work correctly. Adding a language attribute to your page is a quick fix that helps both accessibility and search engines.
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Lang Attribute, Page Language |
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HTML HeadingsHTML Headings create the structural outline of your page, from the main title down through subtopics. Skipping heading levels or using them just for styling hurts readability and makes it harder for screen readers to navigate. A clean heading hierarchy helps both users and search engines understand your content.
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Heading Structure, H1-H6, Page Outline |
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HTML Page SizeHTML Page Size is the amount of raw markup the browser has to download before any other assets like images or scripts even start loading. Bloated HTML slows down the initial render, especially on slow connections. Keeping your markup lean helps pages start displaying faster.
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Document Size, Markup Weight |
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HTTP Status CodeHTTP Status Codes are the response signals a server sends when a browser requests a page. Codes like 200 mean everything is fine, 301 means a permanent redirect, and 404 means the page was not found. Getting these right is essential for SEO, user experience, and proper crawler behavior.
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Status Code, Response Code, 404/301/200 |
What Does "Liquid Purple" mean?
noun | / LIK-wid PUR-pul /
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(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.
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(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.
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