SEO Glossary: Terminology and Definitions

This SEO glossary contains the most used terms and jargon among SEO professionals, consultants and agencies. Whether you're just getting started with SEO, looking to hire an agency or happen to be a seasoned expert, this page provides simple definitions that are easy to remember.

A - F

Alt Tag Attribute

Alt Tag Attribute

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Backlinks (SEO)

Backlinks are external hyperlinks used to link from one website to another. They form an integral part of search-engine optimization, often touted as the main ranking factor search engines use to rank pages.

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Black-Hat SEO

Black-hat SEO, is a form of search engine optimization where a website uses ill practices in order to artificially improve their rankings for search queries. These practices often break service agreements and can lead to penalties.

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Bottom of Funnel Keywords

Bottom of Funnel Keywords

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Content Delivery Network

Content Delivery Network

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Content Gap

Content Gap

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Dwell Time

Dwell Time

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External Links

External Links

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G - L

Google Penalty

A Google penalty is an action of penalization placed on a website for using ill practices to artificially increase their rankings on Google’s search engine.

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Header Tags

Header Tags

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Indexing (SEO)

Indexing is the process of search engines crawling the HTML content of website pages and adding the content in their database to be found by users who search using keywords.

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Internal Links

Internal Links

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Keyword Difficulty

Keyword Difficulty

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Keyword Research

Keyword research is a market research based activity. Often used to identify words and phrases most appropriate to target, in order to generate brand awareness and attract a specific target audience.

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Latent Semantic Indexing (LSI)

Latent Semantic Indexing (LSI)

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Link Building

Link building is an SEO-based marketing activity of generating backlinks from a set of websites to your website in order to rank pages higher in search engines.

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Local SEO

Local SEO is the practice of increasing search visibility and brand awareness of local businesses to users who are searching for their product or service right now.

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M - R

Meta Tags (SEO)

Descriptive tags which search engines use to place web pages in their index.

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Meta Title (SEO)

A descriptive title of a webpage which search engines use in their index. Maximum of 60 characters.

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Meta-Description (SEO)

A short description search engines use to categorise web pages in their index. Length can range from 120-160 characters.

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Middle of Funnel Keywords

Middle of Funnel Keywords

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On-Page SEO

The process of optimising web pages for search engines and end users. Making it easier for search engines to figure out what a web page is about.

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Page Readability Score

Page Readability Score

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Pillar Page

Pillar Page

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Position (SEO)

The place a webpage ranks in search engines for a given keyword or search query.

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Rank Tracking (SEO)

The process of tracking a website's search engine ranking positions for a chosen set of keywords or search queries.

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Redirects

Directives and commands given to search engine robots to control the index coverage of a website.

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S - Z

SEO Content Audit

The process of analysing and improving the SEO performance of a website's content pages.

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SEO Strategy

SEO Strategy

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SEO-Friendly URL

SEO-Friendly URL

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Search Engine Optimization

The process of optimising a website for search engines and users alike.

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Search Queries

A list of phrases and keywords users enter in search engines to find things of interest.

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Search Visibility (SEO)

A metric which shows how visible a business is on search engines for keywords of interest.

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Search Volume (SEO)

The average amount of monthly searches made for a given keyword.

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Share of Voice

A metric used by SEO software to show how your rankings compare to your competitors, painting a detailed picture of a website's SEO. There is often a positive correlation between share of voice and actual organic search traffic.

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Sitemap (SEO)

An XML document which provides search engines with a map of content pages to index.

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Target Keyword

Target Keyword

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Technical SEO

Identifying and fixing issues preventing search engines from indexing webpages. Also includes QA, testing and mobile usability.

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Title Tag

Title Tag

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Topical Relevance

Topical Relevance

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