SEO & Digital Marketing Glossary

Every term you meet in SEO, measurement and advertising, in plain words and A–Z order. Search a term, jump to a letter or filter by topic.

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301 redirect 301A permanent move from an old address to a new one that keeps most of its Google strength.Technical
404 error 404A page that doesn't exist. Links to such pages hurt experience and ranking.Technical

A

A/B test Split testTesting two versions (e.g. two titles) to find which works better.Measurement
AI OverviewsThe AI-written answer Google shows at the top of results, sometimes linking to sources.AI
AI visibilityHow often your business is mentioned in answers from ChatGPT, Gemini and Perplexity.AI
Algorithm update Core updateA change in how Google ranks sites, which can move positions.Basics
Anchor text AnchorThe clickable words of a link. Best when they describe the target page.Links
Average position PositionYour page's average place in the results. Position 1 is the first result.Measurement

B

Bounce rate BounceThe share of visitors who left without doing anything.Measurement

C

CAC Customer Acquisition CostTotal marketing cost divided by the number of new customers.Marketing
Canonical rel=canonicalA tag telling Google which version of a page is the original when several pages are similar.Technical
ClicksHow many times people clicked your result on Google.Measurement
Conversion rate CRThe share of visitors who did what you wanted: left details, bought or called.Measurement
Core Web Vitals LCP · INP · CLSGoogle's three user-experience metrics: how fast the main content loads, how fast the page responds, and how stable it is while loading.Technical
CPA / CPL Cost Per Acquisition / LeadWhat it costs to get one action, like a lead or a purchase.Ads
CPC Cost Per ClickWhat you pay for one click on an ad.Ads
CPM Cost Per MilleWhat you pay per thousand ad impressions.Ads
Crawling CrawlGoogle's robot visiting your pages to read them.Technical
CTR Click Through RateClicks divided by impressions. If your page appeared 1,000 times and 30 clicked, CTR is 3%.Measurement

D

Domain Authority DAA 1–100 score estimating how strong a site is for Google, mostly based on links to it.Links
Duplicate content DuplicateThe same text on several pages. It confuses Google, so it's best avoided.Content

E

E-E-A-T Experience · Expertise · Authority · TrustWhat Google looks for in content, especially on topics like health and money.Content
Evergreen content EvergreenContent that stays relevant for a long time and keeps bringing traffic, like a basic guide.Content

G

GEO Generative Engine OptimizationAdapting content so AI tools like ChatGPT and Gemini mention and cite your business.AI
Google Analytics GA4Google's free tool measuring who visits your site, from where and what they do.Tools
Google Business Profile GBPThe business card shown on Google and Maps, with hours, reviews and phone. Very important for local businesses.Local

H

H1 heading H1The page's main heading. There should be exactly one per page.Technical

I

ImpressionsHow many times your page appeared in search results, even if nobody clicked.Measurement
Indexing IndexAdding a page to Google's database. A page that isn't indexed won't appear in results.Technical

K

KeywordThe word or phrase people type into Google. Every good article is built around one main phrase.Content
Keyword cannibalization CannibalizationSeveral pages on your site competing for the same phrase and weakening each other.Content

L

LeadA person who left their details and is interested in your service.Marketing
Local SEO LocalRanking a business for searches with a location, like 'gym near me'.Local
Long-tail keyword Long-tailA long, specific search like 'home gym machine for beginners under $500'. Fewer searches, but easier to rank and closer to buying.Content
LTV Lifetime ValueHow much money a customer brings over the whole time they stay with you.Marketing

M

Marketing funnel FunnelThe path from visitor → lead → customer. At every step some people drop off.Marketing
Meta description DescriptionThe grey lines under the title on Google. Doesn't affect ranking directly, but affects clicks. Best up to 155 characters.Content

N

Nofollow rel=nofollowA link attribute telling Google not to pass 'strength' through it, e.g. for paid links.Links

O

Organic traffic OrganicVisitors who come from Google's regular results, not from paid ads.Basics

P

Page speed SpeedHow fast a page loads. Slow sites lose visitors and rank lower.Technical
Paid search PPCAds you pay for, e.g. in Google Ads. You pay per click or impression, and traffic stops when you stop paying.Ads

R

Rich result Rich snippetA Google result with extras: stars, price, FAQs or an image.Technical
ROAS Return On Ad SpendAd revenue divided by ad cost. A ROAS of 4 means ₪4 revenue per ₪1 of ads.Ads
robots.txtA file telling search robots which parts of the site they may visit.Technical
ROI Return On InvestmentHow much you earned on every unit you invested, as a percentage.Marketing

S

Search Console Google Search ConsoleGoogle's free tool showing impressions, clicks, positions and site issues.Tools
Search intent IntentWhat the person really wants: to learn, compare, buy, or find a place nearby.Content
Search volume VolumeHow many times a phrase is searched per month.Content
SEO Search Engine OptimizationEverything you do so your site ranks high in Google's results without paying for ads.Basics
SERP Search Engine Results PageThe page Google shows after a search: ads, regular results, map, FAQs and more.Basics
Sitemap XML sitemapA file listing all your pages for Google so it finds them quickly.Technical
Structured data SchemaCode that helps Google understand the content type (article, product, FAQ) and show a richer result.Technical
Subheadings H2 / H3Headings that divide an article into sections, helping readers and Google understand the structure.Technical

T

Title tag TitleThe blue headline shown on Google. Strongly affects ranking and clicks. Best up to 60 characters.Content

U

UTM UTM parametersTags added to a link so Analytics shows which campaign each visitor came from.Measurement