Here is the glossary of various terms used in AdSense and Pay Per Click advertising world. Every phrase in the advertising world is explained in simple words. This helps to help publishers, marketers, and website owners understand the core concepts of AdSense and optimize their monetization strategies.
Google AdSense Wiki – A Guide to Understand AdSense Jargons
A
| Term | Definition |
|---|---|
| A/B Testing | This is a method to test the performance of two different advertisements or two variations of the same advertisement. For example, you can display the ad with and without border. At the end of the experiment, AdSense will show the winner which can be chosen to increase the revenue. |
| Above the Fold | Above the fold is the part of a web page which can be seen without scrolling down further. Above the fold content is most important for site owners to provide eye-catching information to users. The term is derived from the newspaper usage where important information is offered on the first half of the paper which can be seen when the paper is folded half. This has the same literal meaning for a web page with the content seen without scrolling down is called as “above the fold” content. |
| Account Type | Google offers AdSense account for Business and Individuals. Both type of accounts have same payment setup whereas business accounts are paid on the name of the company and individual accounts are paid on account holder name. |
| Ad Block Recovery | A pop-up shown when the user blocks ads with ad blocker software requesting to whitelist your site. |
| Ad Code | Ad Code is the HTML code generated from AdSense account for any format of ads. The ad code is placed on a web page of any approved website to receive and display ads from Google servers. |
| Ad Request | Ad code will send an ad request to Google server and display the received ad on the site. |
| Ad Request CTR | Ad request Click-Through-Rate is the number of ads clicked divided by the number of ad requests. |
| Ad Request RPM | Ad request revenue per thousand impressions is calculated by dividing the estimated earnings by number of ad requests made then multiplying by 1000. Ad Request RPM = (Estimated Earnings / Number of Ad Requests) * 1000 |
| Ad RPM | Ad revenue per thousand impression (RPM) is calculated by dividing the estimated earnings by number ad impression received and multiplied by 1000. Ad RPM = (Estimated Earnings / Number of Ad Impressions) * 1000 |
| Ad Unit | An ad unit is a single ad (Example – Display Ad) or a set of ads (Example – Search Ad Unit) displayed as a result of one piece of ad code. |
| AdSense | AdSense is a popular and reliable pay-per-click advertising program offered by Google for web publishers to earn revenue from their online content. |
| AdSense Account | A registered account that enables publishers to access AdSense services and manage ad placements. |
| AdSense Crawler | AdSense crawler is used to collect the page content in order to serve relevant ads on that page. |
| AdSense Policies | Guidelines set by Google that publishers must adhere to for participation in the AdSense program. |
| AdSense Revenue | Earnings generated by publishers from clicks or impressions on ads displayed via AdSense. |
| AdWords | AdWords (now called Google Ads) is a pay per click advertising program for advertisers offered by Google. |
| Anchor Ads | Sticky footer and header ad shown as part of the Auto Ads setup. |
| Auto Ads | Feature to automatically show advertisements on your site with the header code. You don’t need to use individual ad codes. |
B
| Term | Definition |
|---|---|
| Banner Ad | A rectangular graphic display ad that appears on websites, typically at the top or bottom of a page. |
| Bid | The amount advertisers are willing to pay for a click or impression on their ad. |
| Blank Ad | When there is no ad to display, then the blank ad is displayed. Blank ad is blend with the background of the site and hence not visible to the visitors. |
| Bounce Rate | The percentage of visitors who navigate away from the site after viewing only one page. |
C
| Term | Definition |
|---|---|
| Clicks | Clicks are the number of times an AdSense ad displaying on a page is being clicked by users. |
| Click-Through Rate (CTR) | Ad click-through-rate is the number of clicks on an ad divided by the number of ad impressions expressed as a percentage. Ad CTR = (Number of Clicks / Number of Ad Impressions) * 100 % |
| Content Relevance | The degree to which ads match the content of the webpage, influencing ad performance and user engagement. |
| Cost Per Click (CPC) | The amount an advertiser pays for each click on their ad; also the revenue a publisher earns per click. CPC = Estimated Earnings / Number of Clicks Received |
| Cost-per-Mile (CPM) | The amount paid by an advertiser for accruing 1000 impressions of an ad. |
| Coverage | Coverage is the ratio of ad requests received to the ads returned to the site. |
D
| Term | Definition |
|---|---|
| Display Ads | Visual-based ads, including images, videos, or animations, shown on websites within the Google Display Network. |
| Domain Blocking | A feature that allows publishers to prevent ads from specific domains from appearing on their sites. |
E
| Term | Definition |
|---|---|
| Earnings Report | A detailed statement provided by AdSense showing the revenue generated over a specific period. |
| Effective CPM (eCPM) | Also called as Revenue per thousand impressions (RPM). AdSense RPM of a page (or an ad unit) is the estimated earnings a publisher will be paid for every 1000 impressions received. eCPM = $1 * (10 / 2000) * 1000 = $5. |
| Estimated Earnings | The projected revenue a publisher is expected to earn, subject to final adjustments at the end of the month. |
F
| Term | Definition |
|---|---|
| Fill Rate | The percentage of ad requests that result in an ad being served. |
| Finalized Earnings | The confirmed amount a publisher earns after all adjustments and deductions. |
G
| Term | Definition |
|---|---|
| GDPR | A privacy message pop-up shown to get user’s content in UK and EU. |
| Google Ad Manager | A platform that allows publishers to manage their ad inventory and optimize ad performance. |
| Google Display Network (GDN) | A collection of websites, including Google properties, where AdSense ads can appear. |
H
| Term | Definition |
|---|---|
| Heatmap | A visual representation showing where users click most frequently on a webpage, useful for ad placement optimization. |
| High-Performing Ad Units | Ad placements that generate higher revenue due to better visibility and user engagement. |
I
| Term | Definition |
|---|---|
| Impression | A single instance of an ad being displayed to a user. |
| Interstitial | A pop-up ad shown between page views. |
| Invalid Clicks | Clicks on ads that are generated through prohibited means, such as bots or incentivized clicks. |
J
| Term | Definition |
|---|---|
| JavaScript Tag | A snippet of code provided by AdSense that publishers insert into their website to display ads. |
K
| Term | Definition |
|---|---|
| Keyword Targeting | The practice of displaying ads based on specific keywords relevant to the website’s content. |
L
| Term | Definition |
|---|---|
| Link Units | A type of ad format that displays a list of topics; clicking on a topic leads to a page of related ads. Link Units are retired but Related Search Ads work similar fashion. |
| Live Ads | Ads that are currently active and being displayed on a publisher’s website. |
M
| Term | Definition |
|---|---|
| Matched Content | A feature that recommends related articles to users, potentially increasing engagement and ad revenue. Currently, Google does not support content recommendations. |
| Mobile Ads | Ads optimized for display on mobile devices, ensuring better user experience and engagement. |
N
| Term | Definition |
|---|---|
| Native Ads | Ads that match the look and feel of the website’s content, providing a seamless user experience. |
| Niche Targeting | Focusing ad content on a specific segment of the market to increase relevance and effectiveness. |
O
| Term | Definition |
|---|---|
| Offerwall Ads | New ad format to show after certain number of page views to unlock further access to your content. |
| Optimization | The process of adjusting ad placements, formats, and settings to maximize revenue and performance. |
| Overlays | Ads that appear over the content of a webpage, often semi-transparent and interactive. |
P
| Term | Definition |
|---|---|
| Page Clcik-Through-Rate (Page CTR) | Page Click through rate is the number of ad clicks divided by the number of page views. Page CTR = Number of Clicks / Number of Page Views |
| Page RPM (Revenue Per Mille) | The estimated earnings per 1,000 page views, calculated as: Page RPM = (Estimated Earnings / Number of Page Views) * 1000 |
| Page Views | Page views are the number of times a web page displaying AdSense ad is being viewed by a visitor. |
| Payment Threshold | The minimum earnings required before AdSense issues a payment to the publisher. |
| Placement | A position on a publisher’s website available for displaying ad. |
| Policy Center | A section in AdSense where publishers can view and address policy violations affecting their account. |
| Publisher ID | Publisher ID is a unique identification number linked with each AdSense account and is part of each ad unit generated under the specified account. Publisher ID can be found in every ad codes showing as: “Pub-xxxxxxxxxxxxxxxx”. |
Q
| Term | Definition |
|---|---|
| Quality Score | A metric that measures the relevance and quality of ads and landing pages, influencing ad performance. |
R
| Term | Definition |
|---|---|
| Responsive Ads | Ads that automatically adjust their size, appearance, and format to fit available ad spaces on a webpage. |
| Revenue Share | The percentage of ad revenue that Google shares with publishers; typically, publishers receive 68% of the revenue. |
| Rewarded Ads | Also called Offerwall ads shown after defined number of page views to unlock the access. |
| RPM | RPM is the estimated earnings a publisher will earn for thousand page views or impressions. |
S
| Term | Definition |
|---|---|
| Search Ads | Text ads that appear on search engine results pages, relevant to the user’s query. |
| Side Rails | Sticky floating ads shown on the left and right side of the content. |
| Site Authorization | A security feature that allows publishers to specify which sites are permitted to display their ads. |
T
| Term | Definition |
|---|---|
| Targeting Type | The way an advertiser targets ads on a publisher’s website. |
| Text Ads | Ads consisting of text only, including a headline, display URL, and description. |
| Traffic Quality | The measure of how valuable and genuine the visitors to a website are, impacting ad performance. |
U
| Term | Definition |
|---|---|
| URL Channels | Tracking tools that allow publishers to monitor the performance of ads on specific URLs. |
| User Experience (UX) | The overall experience of a user interacting with a website, influencing engagement and ad effectiveness. |
| Unpaid Earnings | Unpaid finalized earnings are accurate earnings amounts that include all revenue you will be paid for validated clicks and impressions. |
V
| Term | Definition |
|---|---|
| Video Ads | Ads that use video content to engage users, often appearing before, during, or after video content on a website. |
| Viewability | A metric that assesses whether an ad was actually seen by a user, based on its position and visibility on the page. |
| Vignette | Another term for interstitial ads shown between page view or triggered based on user’s action. |
W
| Term | Definition |
|---|---|
| Web Crawler | An automated program that scans websites to index content and assess ad relevance. |
| Website Monetization | The process of generating revenue from a website through various means, including advertising. |
X
| Term | Definition |
|---|---|
| XML Feed | A data format used to syndicate content, which can include ads, to various platforms and services. |
Y
| Term | Definition |
|---|---|
| Yield Optimization | Strategies aimed at maximizing the revenue generated from ad inventory. |
| YouTube Monetization | The process of earning revenue from ads displayed on YouTube videos through the AdSense program. |
Z
| Term | Definition |
|---|---|
| Zero Clicks | Instances where ads are displayed but receive no user interaction, indicating potential issues with ad relevance or placement. |
Conclusion
Understanding these key AdSense terms is important for publishers aiming to maximize their website’s revenue potential. By familiarizing yourself with this glossary, you can make informed decisions about ad placements, formats, and strategies to enhance your site’s monetization efforts.





