Web Design Glossary


Do you know the difference between an iFrame and an overlay? What about a jpg and png? Find out by using the below feature to search through our Web Design Glossary.

The glossary is being updated all the time. If you think there is anything missing, please get in touch to let us know at justin@theonlineadvertisingguide.com

Please note: The below contains terms related to web design, acronyms of web design terms, abbreviations of web design terms, and synonyms of web design terms!

If you’re looking for something specific, we recommend you use the search box.

 

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  • A/B Testing
    A/B Testing (or split testing) is where you show two different variants of something (an ad or...   Learn More >
  • Above The Fold
    What does Above The Fold mean? Above The Fold in online advertising (or ATF) refers to the...   Learn More >
  • Ad Space
    A space on a website that is reserved for advertising.
  • Ad Specs
    Ad Specs are the requirements a website/network places on advertisers to allow their ad to run....   Learn More >
  • Adobe Flash
    Adobe Flash was an animation program that was commonly used for advertising. It was finally...   Learn More >
  • Alt Tag
    A bit of text that is attached to an image on a webpage appears when the image doesn't load....   Learn More >
  • Animated Gif
    A Gif that cycles through different images. Gif is an acronym that stands for graphic...   Learn More >
  • AR
    Augmented Reality is a way of digitally adding more details to an image recorded on a camera in...   Learn More >
  • ATF
    What does Above The Fold mean? Above The Fold in online advertising (or ATF) refers to the...   Learn More >
  • Augmented Reality
    Augmented Reality is a way of digitally adding more details to an image recorded on a camera in...   Learn More >
  • Backup Gif
    A Backup Gif is the Gif version of an ad that is provided alongside a more complicated version...   Learn More >
  • Below The Fold
    The term Below The Fold (or BTF) means the space on a webpage that can only be seen once a user...   Learn More >
  • Breadcrumbs
    A hierarchical way of describing to a user where they are on the site (usually with hyperlinks)....   Learn More >
  • Browser
    A browser is a piece of software that allows users to view web pages (you are using one right...   Learn More >
  • BTF
    The term Below The Fold (or BTF) means the space on a webpage that can only be seen once a user...   Learn More >
  • Canva
    A popular and simple design tool that can be accessed through a browser. Canva has a large...   Learn More >
  • Cascading Style Sheets
    CSS stands for Cascading Style Sheets and is a programming language used to make websites.
  • Clickable
    Anything that can be clicked on, where that click causes a response. For example, clicking on...   Learn More >
  • CLS
    Cumulative Layout Shift is one of Google’s Core Web Vital metrics, which is to be used as a...   Learn More >
  • CMS
    CMS stands for Content Management System. It refers to any program that is used to manage a...   Learn More >
  • Conditional Content
    Conditional Content is content on a webpage or email that only appears when certain criteria are...   Learn More >
  • Confirmation Page
    A confirmation page is the page a user sees after completing an action that confirms that action...   Learn More >
  • Content
    Content is a generic term for stuff on the internet, such as posts, articles, videos, pictures etc.
  • Content Management System
    CMS stands for Content Management System. It refers to any program that is used to manage a...   Learn More >
  • Conversion Rate
    The Conversion Rate (CR) of a campaign is the number of conversions achieved per click. It is...   Learn More >
  • Cookie
    A cookie is usually a way for a webpage to store a small amount of information on your computer...   Learn More >
  • CR
    The Conversion Rate (CR) of a campaign is the number of conversions achieved per click. It is...   Learn More >
  • Creative Agency
    A Creative Agency is a company that creates advertising on behalf of other companies. They...   Learn More >
  • CSS
    CSS stands for Cascading Style Sheets and is a programming language used to make websites.
  • Cumulative Layout Shift
    Cumulative Layout Shift is one of Google’s Core Web Vital metrics, which is to be used as a...   Learn More >
  • Dark Patterns
    Dark Patterns are techniques used by websites and apps to trick their users into taking an...   Learn More >
  • Deliverables
    The specific tangible results of a project. In marketing, deliverables can mean things like...   Learn More >
  • Emoji
    A standard set of small images that can be added to messages and posts that is used to express...   Learn More >
  • Experience
    A marketing buzzword that tries to encapsulate how enjoyable and easy to use something was. This...   Learn More >
  • FAQs
    FAQs stands for Frequently Asked Questions. It is a section added to most websites to improve...   Learn More >
  • Favicon
    The icon that appears on a tab in a browser when visiting a website. Usually just the websites logo.
  • FID
    First Input Delay is one of Google's Core Web Vital metrics, which is to be used as a ranking...   Learn More >
  • File Extension
    A file extension is the label your computer reads to understand what sort of file it is dealing...   Learn More >
  • First Input Delay
    First Input Delay is one of Google's Core Web Vital metrics, which is to be used as a ranking...   Learn More >
  • Flash Ad
    An ad made using Adobe Flash which is usually animated and can be interactive. These types of...   Learn More >
  • Fold
    The bottom edge of a browser: the area above is what a user sees when they first load a webpage,...   Learn More >
  • Frequently Asked Questions
    FAQs stands for Frequently Asked Questions. It is a section added to most websites to improve...   Learn More >
  • Gated Content
    Gated content refers to any webpages which require something before you are allowed to use it....   Learn More >
  • Gif
    A type of image file, which can be animated. Gif is an acronym that stands for graphic...   Learn More >
  • Graphic Interchange Format
    A type of image file, which can be animated. Gif is an acronym that stands for graphic...   Learn More >
  • Hamburger Menu
    A common feature of websites (including this one), where the menu button is simply shown as...   Learn More >
  • Hero Image
    A Hero Image is a large (possibly oversized) image that dominates the top of a website, often...   Learn More >
  • Hidden Iframe
    A hidden iframe is an iframe that is made invisible to users by being made incredibly small or...   Learn More >
  • Homepage
    The front page of a website (where you go when you type in the URL). Occasionally abbreviated to HP.
  • Horizontal Ad Unit
    An ad unit that is wider than it is tall. It is useful to group ad units in this way for...   Learn More >
  • HP
    The front page of a website (where you go when you type in the URL). Occasionally abbreviated to HP.
  • HTML
    HTML is the name of the code webpages are written in. Although there are other types of code...   Learn More >
  • Hyper Text Markup Language
    HTML is the name of the code webpages are written in. Although there are other types of code...   Learn More >
  • IE
    Made by Microsoft, Internet Explorer is one of the oldest browsers available. It has now been...   Learn More >
  • Iframe
    iframe is an abbreviation of inline frame and is an innovation by Internet Explorer to display...   Learn More >
  • Infinite Scroll
    Infinite Scroll refers to a feature on websites where a user can continue scrolling down a page...   Learn More >
  • Inline
    A way of including code (such as CSS) directly in the body of a program (or webpage). While this...   Learn More >
  • Internal Link
    An internal link simply means a link that goes from one page within a site to another page...   Learn More >
  • Internet Explorer
    Made by Microsoft, Internet Explorer is one of the oldest browsers available. It has now been...   Learn More >
  • JavaScript
    JavaScript is a type of code used for programming on the web. It is one of the three main types...   Learn More >
  • Joint Photographic Experts Group
    jpg is the file extension abbreviation of a JPEG image file. JPEG stands for Joint Photographic...   Learn More >
  • jpg
    jpg is the file extension abbreviation of a JPEG image file. JPEG stands for Joint Photographic...   Learn More >
  • jQuery
    jQuery is a JavaScript library that makes it much easier to use JavaScript in a variety of ways.
  • js
    JavaScript is a type of code used for programming on the web. It is one of the three main types...   Learn More >
  • Jump Page
    A jump page is a microsite that opens after clicking on an ad. It is essentially a pop-up ad...   Learn More >
  • K-Weight
    In Digital Marketing, K-Weight refers to the size of an ad or piece of content in kB...   Learn More >
  • Kerning
    Kerning is the process of altering the space between letters to make text easy to read and nice...   Learn More >
  • Landing Page
    The page where a person enters a website (ie the page they "land on"). In online advertising,...   Learn More >
  • Latency
    The time between a user action (such as a click) and the corresponding reaction on a webpage...   Learn More >
  • Lazy Loading
    In display advertising, lazy loading refers to not loading an ad until it is set to appear on a...   Learn More >
  • Link Rot
    Link Rot means when links on a website stop working over time. This happens primarily when: ...   Learn More >
  • Meta Description
    A Meta Description is a summary of a webpage that doesn't appear on the page. It is instead read...   Learn More >
  • Microsite
    A microsite is a website made for a specific purpose, often by a company that already has a...   Learn More >
  • Multi-Size Ad Slot
    An ad slot that can load more than one size of advert within it.
  • Native Advertising
    Native Ads are ads that are intended not to look like ads. For example, they could be an...   Learn More >
  • Nested Comments
    When a reply to a comment is slightly indented or hidden under the comment it is replying to (so...   Learn More >
  • Non-Standard Ad Unit
    In the Preparing Your Site section we told you to stick with IAB standard ads. This was because...   Learn More >
  • Overlay
    What is an Overlay (or Floater)? An Overlay (or Floater as they are known in the US) is an IAB...   Learn More >
  • PHP
    PHP is a programming language used on the internet.
  • Pixel
    A pixel is what makes up the images displayed on your computer. They are minute dots of colour,...   Learn More >
  • PNG
    A png is a type of image file (with the file extension .png). It is one of the best types of...   Learn More >
  • Polite Loading
    Polite Loading is a common requisite made by websites for ads on their site meaning that ads are...   Learn More >
  • Portable Network Graphics
    A png is a type of image file (with the file extension .png). It is one of the best types of...   Learn More >
  • Product List
    A place where products are listed, such as in search results, category pages, sales pages etc....   Learn More >
  • Publisher Ad Tag
    A publisher ad tag is a piece of code that publishers put directly on their site to call ad...   Learn More >
  • Reskin
    What is a Reskin? A reskin is a branded image that replaces the background of a website. It...   Learn More >
  • Sales Confirmation Page
    A sales confirmation page is a webpage that confirms a purchase has been made online. It appears...   Learn More >
  • Scroll Hijacking
    When scrollbars are made to behave differently than usual (for example stopping at a point and...   Learn More >
  • Sitemap
    A sitemap is a list of all the web pages on a site, arranged in a useful manner.
  • Social Proof
    A way of expressing that people like/agree with an action, often by using usage stats. For...   Learn More >
  • Style Guide
    A Style Guide is a manual that specifies the house style of a business. It typically includes...   Learn More >
  • Tagged Image File Format
    A TIFF is a type of image file (.TIFF is the file extension). TIFF stands for Tagged Image File...   Learn More >
  • Third-Party Cookies
    Cookies that are dropped onto a person's computer when visiting a website that are not from the...   Learn More >
  • TIFF
    A TIFF is a type of image file (.TIFF is the file extension). TIFF stands for Tagged Image File...   Learn More >
  • Title Tag
    A title tag is a piece of HTML code that tells other programs what a webpage is called. The code...   Learn More >
  • Troubleshooting
    The process of systematically testing for, finding and fixing problems (such as broken ads,...   Learn More >
  • Web Accessibility
    A way of judging whether a website has been developed so that people with disabilities can use it.
  • Web App
    A Web App is a website which functions like a program (such as Netflix for example).
  • Web Design
    Web Design is the process of deciding what a website (or any thing that is put on the internet)...   Learn More >
  • Web Designer
    A Web Designer is someone who designs websites (and anything that goes on the internet really)....   Learn More >
  • Webpage
    An individual page on a website.
  • What You See Is What You Get
    Pronounced whizzy-wig, this acronym stands for What You See Is What You Get. It refers to a...   Learn More >
  • WYSIWYG
    Pronounced whizzy-wig, this acronym stands for What You See Is What You Get. It refers to a...   Learn More >
  • XML Sitemap
    An XML Sitemap is a file that lists all of a sites URLs so that Search Engines can properly...   Learn More >
  • Z-Index
    The Z-Index is a CSS property that defines the order in which items on a webpage are shown - if...   Learn More >

 

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