SEO Glossary
146 terms — Discover concepts in the SEO world with clear English explanations.
A
A/B Testing
Showing two different page variations (A and B) to users and measuring which ver...
Algorithm
A complex set of mathematical rules that search engines use to rank the most rel...
Alt Text
Description text for images. Both accessibility and visuals are critical for SEO...
AMP
Accelerated Mobile Pages — Google's open source HTML library developed for mobil...
Anchor Text
Clickable text portion when a link is given. An important signal for search engi...
Authority
The level of credibility and influence of a domain or page in the eyes of search...
B
B2B SEO
Business to Business optimization strategies with long sales cycles that busines...
Backlink
A link to your site from another website. High-quality backlinks directly affect...
Bing Webmaster Tools
A free set of tools offered by Microsoft to integrate your site into its algorit...
Black Hat SEO
Risky and manipulative SEO techniques that aim for a short-term boost by deliber...
Bounce Rate
The rate of visitors who enter a page and leave without visiting any other pages...
Brand Authority
The reliability and recognition of a brand in the eyes of search engines and use...
Breadcrumb
Navigation track that shows the user's location within the site. It is important...
C
Canonical URL
The rel=canonical tag that specifies the preferred (primary) URL version of a pa...
Clickbait
Headlines written to encourage users to click on a link, often more pretentious ...
CLS
Cumulative Layout Shift — Core Web Vitals metric that measures the visual stabil...
Co-Citation
A semantic authority bridge established between two sites mentioned on the same ...
Content Gap Analysis
The process of finding topics and missing keywords that your competitors receive...
Core Web Vitals
The key metrics Google uses to measure user experience are: LCP, CLS and INP.
Crawl Budget
The maximum number of pages that search engines will crawl on your site in a giv...
CTR
Click-Through Rate — the percentage of times a link is clicked relative to the n...
Cloaking
Black Hat SEO technique by showing different content to search engines and users...
D
De-index
Deletion of a previously ranked page or entire site from the Google index due to...
DNS
Domain Name System — distributed name resolution system that translates domain n...
DNSSEC
Security extension that provides cryptographic verification of DNS responses.
Dofollow
The default link type that tells search engines to follow the link. Transfers Pa...
Domain Authority
0-100 score developed by Moz, representing a domain's overall authority in searc...
Doorway Pages
Prohibited hyperlink pages that are produced only to rank high for certain searc...
Disavow Links
The process offered to Google to reject toxic backlinks that harm your site.
Dwell Time
The waiting time a user spends after entering your site from the search results ...
E
Exact Match Domain (EMD)
The domain name type that contains the exact keyword that users are searching fo...
E-E-A-T
Experience, Expertise, Authoritativeness, Trustworthiness — The framework by whi...
Entity (Varlık)
Unique entities, such as people, places, concepts, or objects, that Google ident...
External Link
A link pointing to another domain. It creates SEO value when exchanged with rele...
Evergreen Content
A timeless content format that maintains its currency and value for many years a...
F
G
Google Sandbox
An unofficial trial and trust period during which newly opened sites are alleged...
Gray Hat SEO
These are tactics that fall between white hat and black hat strategies, which Go...
Guest Posting
Publishing an article as a guest writer on another website in order to gain sect...
Googlebot
Automated software (web crawler) that Google uses to crawl and index web pages.
Google Search Console
Google's free tool that allows webmasters to monitor the organic search performa...
Google Tag Manager
Tag management system for adding tracking and marketing tags to the website with...
GMB (Google Business Profile)
Free company profile that allows local businesses to appear on Google Maps and i...
H
I
Indexleme
The process by which search engines evaluate crawled pages and add them to their...
INP
Interaction to Next Paint — CWV metric that measures the page's response time to...
Indexability
Technical status indicating whether a web page is suitable for indexing by searc...
Internal Link
A link pointing to another page within the same domain. Critical for content sil...
IP Adresi
Internet Protocol address — the unique numerical identification of a server or d...
J
K
Keyword
A word or group of words that users type into search engines. It is the basis of...
Keyword Density
The frequency with which a particular keyword appears within a page. Too much ma...
Keyword Stuffing
A tactic of overstuffing page content with keywords in an unnatural and readable...
Keyword Cannibalization
Multiple pages on the same site compete for the same keyword, decreasing each ot...
Kobi
Small and Medium Enterprises. SEO for SMEs mostly includes local search (Local S...
Keyword Mapping
The process of strategically assigning target keywords to the most relevant page...
Knowledge Graph
Google's large knowledge base where it establishes semantic relationships betwee...
L
Landing Page
It is the page with a specific focus that the user reaches first after coming fr...
LCP
Largest Contentful Paint — loading time of the largest content element in the vi...
Lazy Loading
A performance technique that ensures that images and videos are loaded only when...
Link Building
All strategic activities aimed at gaining backlinks from other sites.
Link Farm
A group of generally low-quality sites established to manipulate and create an a...
Link Juice
The PageRank (authority) value that a link conveys. Links from high authority pa...
Local SEO
An effort to move businesses that have a physical target audience in a city, dis...
Long-Tail Keyword
Specific, less competitive keyword phrases of three or more words.
Local Pack
Triple map and business listing that appears above organic results in local sear...
LSI Keywords
Latent Semantic Indexing. Auxiliary or synonym words that are semantically relat...
M
Meta Description
The page description that appears below the title in search results. Max. 160 ch...
Meta Robots
Meta tag that indicates whether the page will be indexed and whether links will ...
Mobile-First Indexing
Google's approach to indexing the mobile version first. Default for all sites st...
MX Record
Mail Exchange record — a type of DNS record that specifies the server that will ...
N
O
Off-Page SEO
SEO activities that take place outside the site: backlink gaining, social signal...
On-Page SEO
All optimization factors within the page: title, meta, content quality, internal...
OpenGraph
Developed by Facebook, meta tags with the og: prefix that control social media s...
Organic Traffic
Free visitor traffic from search engines.
Orphan Page
An orphaned and isolated page that does not have an internal link from any other...
P
PageRank
Google's basic algorithm by which it evaluates web pages based on link structure...
Pagespeed
The loading speed of a web page. Core Web Vitals is measured by TTFB and total p...
Panda
Algorithm update released by Google in 2011, targeting low quality and thin cont...
Penguin
Google algorithm update released in 2012 targeting spammy and manipulative backl...
Pogo-Sticking
When the user cannot find what he/she is looking for immediately after entering ...
PPC
Pay-Per-Click — digital advertising model in which the advertiser pays for each ...
Programmatic SEO
SEO strategy to create groups of similar pages on a large scale with a combinati...
Passage Ranking
Google's ability to rank a specific paragraph (snippet) within a page independen...
PBN
Private Blog Network — Front blog networks (Black Hat SEO) established solely to...
Q
R
RDAP
Registration Data Access Protocol — The modern successor to WHOIS, providing dom...
Redirect
Redirecting a URL to another URL. 301 (permanent) and 302 (temporary) are the mo...
Redirect Chain
A chain of multiple redirects. Each additional step creates loss of link juice a...
Responsive Design
CSS-based design approach that automatically adapts to different screen sizes of...
Rich Results
Rich search results with stars, images or additional information in the SERP, en...
Robots.txt
Text file located at the website root that tells search engine crawlers which pa...
S
Schema Markup
Code that tells search engines the content type by adding structured data accord...
Search Intent
The intent behind the user's search query: informational, navigational, commerci...
Search Volume
The average search volume of a keyword in a specific location and time period (u...
Semantic HTML
Clearly expressing the page structure to search engines by using meaningful HTML...
SEO Ajansı
A specialized company that provides strategic, content and technical infrastruct...
SEO Analiz
Auditing the technical infrastructure, content and backlink profile of a website...
SEO Danışmanı
Independent professional who draws strategic direction for websites and provides...
SEO Danışmanlığı
The entire service of providing organic traffic strategies, content roadmaps and...
SEO Fiyatları
Pricing applied for SEO service or consultancy. Scope varies based on competitio...
SEO Hizmeti
Outsourced professional operations package to increase a website's organic visib...
SEO Hizmetleri
Services covering versatile areas such as word research, content optimization, t...
SEO Paketi
A standardized SEO plan that usually combines a certain number of blog content, ...
SEO Paketleri
Predefined monthly service levels that agencies or experts divide according to d...
SEO Uyumlu Web Sitesi
A website structure that can be easily crawled by search engine bots, is fast lo...
SEO Uzmanı
Technical and content analyst with knowledge of algorithms to maximize organic t...
SERP
Search Engine Results Page — search engine results page.
Semantic Search
The ability of search engines to understand user intent and the semantic relatio...
SERP Features
Any block of results beyond the classic 10 blue links. Featured Snippets, FAQ se...
SGE (Search Generative Experience)
The next generation search experience where Google offers answers generated by a...
Site İçi SEO Optimizasyonu
It is the whole of the optimizations made to increase the ranking on the element...
Sitemap
XML file that lists all pages of the site and presents them for search engines. ...
Snippet
The block of title, URL, and meta description shown for a page in Google search ...
Social Signals
Social media shares, likes and comments. It indirectly contributes to brand awar...
Spam Score
A 0-17 metric developed by Moz that shows whether a site is at risk of spam.
Spider
Alternative term for a bot/crawler that systematically crawls search engines' we...
SSL/TLS
Encryption protocols used for secure web communications. It forms the basis of H...
Status Code
HTTP response codes: Numeric codes such as 200 (OK), 301 (Moved Permanently), 40...
Structured Data
Standardized content information for search engines, added using JSON-LD, Microd...
T
Technical SEO
All infrastructure optimizations made to enable search engines to crawl and unde...
Thin Content
Poor content that is too short, copied or auto-generated and of low quality that...
Topical Authority
The authority a website gains by offering in-depth expertise and comprehensive i...
Text-to-HTML Ratio
The ratio of the amount of visible text on a page to the total HTML code. A low ...
Title Tag
The page title that appears in search results and in the browser tab. One of the...
TTFB
Time to First Byte — the time from when the browser sends a request to the serve...
TF-IDF
Term Frequency-Inverse Document Frequency. Advanced content analysis algorithm t...
U
V
W
Wayback Machine
Service where the Internet Archive (archive.org) stores historical web pages. Sn...
Web Crawling
The process of search engine bots automatically discovering web pages and collec...
Web Vitals
Google's set of metrics that measure quality user experience. Core Web Vitals is...
WHOIS
Old protocol used to query domain registration information (owner, registration ...
White Hat SEO
A general set of user-oriented and ethical optimization techniques that fully co...
WordPress SEO Eklentileri
Collections of plugins (Rank Math, Yoast, etc.) that enable managing meta inform...
WordPress SEO Eklentisi
A unique tool that scores the SEO potential of content in the WordPress system a...