Digital Marketing, Website, SEO, and AI Search Definitions

Clear explanations of the terms commonly used across websites, SEO, AEO, digital advertising, content, analytics, CRM, and lead generation, written to help business owners make more confident marketing decisions.

About This Glossary

A practical reference for website and digital marketing terms

If you have ever come across terms like conversion rate, technical SEO, schema markup, lead nurture, AEO, or retargeting and wanted a clearer explanation, this glossary is designed to help. It gives you plain-language definitions for the concepts that often shape website strategy, digital marketing performance, and business growth.

Glossary Snapshot

86 published terms currently available
23 alphabet groups for faster browsing

A

Terms Starting With A

A/B Testing
AI Overview
Algorithm (Search Or Social)
Answer Engine Optimisation (AEO)
Application Programming Interface (API)
Attribution

B

Terms Starting With B

Backlink
Bounce Rate

C

Terms Starting With C

Call To Action (CTA)
Click-Through Rate (CTR)
Content Management System (CMS)
Content Marketing
Conversion
Conversion Rate (CR)
Conversion Rate Optimisation (CRO)
Core Web Vitals
Cost Per Click (CPC)
Cost Per Lead (CPL)
Customer Lifetime Value (CLV)
Customer Relationship Management (CRM)

D

Terms Starting With D

Display Advertising
DNS (Domain Name System)
Domain Name
Drip Campaign

E

Terms Starting With E

E-E-A-T (Experience, Expertise, Authoritativeness, Trustworthiness)
Email Marketing
Engagement Rate
Entity (SEO Context)

F

Terms Starting With F

Featured Snippet

G

Terms Starting With G

Google Ads
Google Analytics 4 (GA4)
Google Business Profile (GBP)
Google Search Console (GSC)

H

Terms Starting With H

HTML

I

Terms Starting With I

Impression

K

Terms Starting With K

Key Performance Indicator (KPI)
Knowledge Graph

L

Terms Starting With L

Landing Page
Large Language Model (LLM)
Lazy Loading
Lead Generation
Lead Magnet
Learning Management System (LMS)
Local SEO

M

Terms Starting With M

Marketing Automation
Meta Ads
Meta Description
Minification

N

Terms Starting With N

NAP Consistency (Name, Address, Phone)

O

Terms Starting With O

On-Page SEO
Open Rate
Organic Reach
Organic Search

P

Terms Starting With P

Page Speed
Paid Search
Pay-Per-Click (PPC)
Perplexity
PHP

Q

Terms Starting With Q

Quantum Computing

R

Terms Starting With R

Reach
Redirect (301 Vs 302)
Responsive Design
Retargeting (Remarketing)
Return On Ad Spend (ROAS)

S

Terms Starting With S

Sales Funnel
Schema Markup (Structured Data)
Search Engine
Search Engine Bot
Search Engine Marketing (SEM)
Search Engine Optimisation (SEO)
Search Engine Results Page (SERP)
Session
Sitemap
SSL Certificate (HTTPS)
Staging Environment
Subscriber List