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Digital Marketing Glossary: 20 Terms Explained

A digital marketing glossary in plain English: 20 terms from GEO and AEO to crawl budget and customer acquisition cost, each with its own page.

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Digital Marketing Glossary: 20 Terms Explained

One definitional page per term, each opening with a single clean sentence. All 20 terms have their own page, spanning SEO, paid media and the emerging vocabulary of AI search.

Generative Engine Optimisation (GEO)

Answer Engine Optimisation (AEO)

Technical SEO

Local SEO

Domain Authority

Cost Per Click (CPC)

Click-Through Rate (CTR)

Google Business Profile

Schema Markup

Core Web Vitals

Backlink

Crawl Budget

Conversion Rate Optimisation

Customer Acquisition Cost

Marketing Qualified Lead

Retargeting

SERP

Long-Tail Keyword

App Store Optimisation (ASO)

Marketing Automation

Digital marketing glossary: open marketing guide with a chart, checklist and reading time

How to use this glossary

Each term has its own page with a one-sentence definition first, then the detail: how it works, why it matters and what to do about it. The definitions are written to be quoted, by people and by AI assistants, so they are short, specific and sourced.