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The SEO, GEO &
AEO Glossary.

Plain-English definitions for the technical terminology of the AI-search era.
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SEO � GEO � AEO

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Generative Engine Optimization (GEO)

The process of structuring digital assets and earning citations so that Large Language Models (like ChatGPT, Perplexity, and Gemini) recommend your brand directly as the authoritative answer to user queries.

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A/B Testing (Split Testing)

Testing two versions of something (email subject line, website headline, ad copy) simultaneously to determine which performs better.

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Ad Copy

The words/text in your advertisement.

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API (Application Programming Interface)

A set of rules that allows two applications to communicate with each other.

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Authority

How much Google and other search engines trust and respect your website.

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Average Order Value (AOV)

The average amount a customer spends per purchase.

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Backlink

A link from another website to yours. Like a "vote of confidence" from another site.

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Bid Strategy

How much you're willing to pay per click/impression and how Google should optimize your bids.

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Bounce Rate

The percentage of visitors who leave your website without taking any action (no clicks, no scrolling, just leave).

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CAC (Customer Acquisition Cost)

The total cost to acquire one customer, calculated as: Total Marketing Spend � Number of New Customers.

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Caching

Storing frequently accessed data temporarily so it loads faster next time.

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Call-to-Action (CTA) Button

A prominent button encouraging users to take a specific action.

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CAN-SPAM

US law regulating commercial emails.

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Cart Abandonment Rate

The percentage of people who add items to cart but don't complete checkout.

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Chatbot

An AI or rule-based software that simulates conversation with users.

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Churn Rate

The percentage of customers who stop using your service in a given period.

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CMS (Content Management System)

Software that lets you create, edit, and publish content without coding.

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Cohort Analysis

Segmenting users into groups (cohorts) based on shared characteristics and analyzing their behavior.

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Conversion Funnel

The path customers take from discovery to purchase.

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Conversion Rate

The percentage of website visitors who complete a desired action (sign up, make a purchase, request a consultation).

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Cookie Consent

A notice asking users to approve tracking/analytics cookies before they're placed.

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Core Web Vitals

Google's metrics for measuring page experience: loading speed, interactivity, and visual stability.

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Cross-Sell

Suggesting a complementary product to what customer is buying.

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CTA (Call-to-Action)

A prompt that tells visitors what to do next. Usually a button or text that encourages a specific action.

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CTR (Click-Through Rate)

The percentage of people who see an ad/email and click it.

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DNS (Domain Name System)

The system that translates domain names (perceptra.in) into IP addresses (123.456.789.012).

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Drip Campaign

A series of automated messages sent at predetermined intervals.

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EEAT (Experience, Expertise, Authoritativeness, Trustworthiness)

Google's quality rating system for web pages. Sites must demonstrate expertise, experience, authority, and trustworthiness.

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Engagement Rate

The percentage of your audience that interacts with your content (likes, comments, shares).

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Follower vs. Audience

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For Content Creators

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For Designers

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For Founders/CEOs

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For Marketing Managers

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For Sales Teams

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For Social Media Managers

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For Web Developers

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Funnel (Sales Funnel)

A visual representation of the customer journey from awareness to purchase.

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GDPR (General Data Protection Regulation)

EU law protecting user privacy and data. Applies to any business processing data of EU residents.

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Hashtag

A word or phrase preceded by # used to categorize content and make it discoverable.

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Hosting

The server where your website files live, making it accessible on the internet.

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HTTPS & SSL Certificate

HTTPS (HyperText Transfer Protocol Secure) encrypts data between visitor's browser and your server. SSL is the certificate that enables this.

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Impression

The number of times your post appears on someone's screen.

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Impression Share

The percentage of times your ad appears vs. eligible impressions available.

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In Your Analytics

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In Your Campaigns

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In Your Content

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In Your Strategy

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In Your Website

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Influencer Marketing

Partnering with people who have large audiences to promote your product/service.

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Internal Links

Links from one page on your website to another page on your website.

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JavaScript SEO

A branch of technical SEO focused on making JavaScript-heavy websites easy for search engines to crawl, render, and index.

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JSON-LD (JavaScript Object Notation for Linked Data)

A lightweight data-interchange format used to implement structured data markup on web pages.

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Keyword

A word or phrase people search for in Google (or other search engines).

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Keyword Density

The percentage of times a keyword appears in your content relative to total words.

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Landing Page

A specific page designed for visitors from a particular ad or campaign.

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Lead Scoring

Assigning points to leads based on their behavior and fit, determining sales readiness.

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LTV (Lifetime Value)

The total revenue you expect from a customer over their entire relationship with you.

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Machine Learning

Technology that learns from data and improves without explicit programming.

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Market Penetration

Your market share as a percentage of the total addressable market.

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Marketing Automation

Using software to automate repetitive marketing tasks (emails, social posts, lead scoring, etc.).

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Meta Description

A 155-160 character summary of your page that appears in Google search results.

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Minification

Removing unnecessary characters from code (spaces, comments) without changing functionality.

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Moat (Competitive Moat)

A defensible advantage that makes it hard for competitors to copy you.

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Mockup

A high-fidelity, realistic representation of a page showing design, colors, typography.

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Natural Language Processing (NLP)

AI's ability to understand and generate human language.

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Negative Keyword

A keyword you add to your ads to prevent them from showing for irrelevant searches.

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NPS (Net Promoter Score)

A metric measuring customer loyalty. Customers rate 0-10 how likely they are to recommend you. Scores 9-10 are "promoters," 7-8 are "passive," 0-6 are "detractors."

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Nurture Campaign

A series of emails/messages sent to leads over time to move them toward a purchase.

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Organic Traffic

Visitors who arrive at a website by clicking on an unpaid search engine result rather than a paid advertisement.

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Orphan Page

A webpage that has no internal links pointing to it from other pages on the same website.

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Page Speed

How fast your website loads.

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Personalization

Customizing content, offers, or experience based on individual user data.

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Positioning

How your brand is perceived relative to competitors in customers' minds.

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Predictive Analytics

Using historical data to predict future outcomes.

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Privacy Policy

Legal document explaining what data you collect and how you use it.

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Product-Market Fit

When your product solves a real problem for a market that's willing to pay for the solution.

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Quality Score

Google's 1-10 rating of your ad and landing page quality.

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Ranking

Your website's position in Google search results for a specific keyword.

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Recommendation Engine

AI system that recommends products, content, or actions based on user behavior and preferences.

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Responsive Design

Website design that automatically adapts to different screen sizes (desktop, tablet, mobile).

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Retention Rate

The percentage of customers who stay with you over a given time period (usually monthly or annually).

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ROAS (Return on Ad Spend)

The revenue generated for every dollar spent on advertising.

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ROI (Return on Investment)

The profit or loss generated from an investment, expressed as a percentage.

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Segmentation

Dividing your audience into groups based on characteristics (behavior, demographics, interests).

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SERP (Search Engine Results Page)

The page Google displays when you search for a keyword, showing organic results, paid ads, featured snippets, etc.

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Session

A group of interactions a user takes on your website in a given time period (default: 30 minutes).

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Snippet

The text excerpt that appears under your title and URL in search results.

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Target Market / ICP (Ideal Customer Profile)

The specific group of people most likely to buy from you.

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Traction

Evidence that your business is growing and working (revenue growth, customer growth, engagement).

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Traffic Source

How visitors arrive at your website.

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Unique Value Proposition (UVP)

What makes your business different from competitors and why customers should choose you.

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Upsell

Suggesting a higher-priced or upgraded version of what customer is buying.

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User Experience (UX)

How easy and enjoyable it is for visitors to use your website.

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User Interface (UI)

The visual elements and controls on your website (buttons, menus, colors, typography).

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UTM Parameters

URL additions that track the source, medium, and campaign of a visitor.

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Value Stack

The combination of benefits a customer receives (product + service + support + community + etc.).

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Whitespace (Negative Space)

Empty space between elements on a page.

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Wireframe

A low-fidelity sketch showing the layout and structure of a page, without design/colors.

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XML Sitemap

A file that lists a website's essential pages, making sure search engines can find and crawl them all.

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Yandex

The most popular search engine in Russia, often serving as the primary focus for SEO efforts in that region.

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YMYL (Your Money or Your Life)

A Google classification for pages that could potentially impact a person's future happiness, health, financial stability, or safety.

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Zero-Click Search

A search query where the user gets their answer directly on the search engine results page (SERP) without clicking any links.

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