A–Z Google Analytics glossary

 A–Z Google Analytics glossary covering the most important GA4 terms in simple language.

A — Acquisition

The process of attracting users to your website or app. GA4 includes User acquisition and Traffic acquisition reports.

B — Bounce Rate

The percentage of sessions that were not engaged sessions. In GA4, it is essentially the opposite of Engagement Rate.

C — Campaign

A marketing initiative used to identify and measure traffic from specific promotional activities.

D — Dimensions

Attributes used to describe your data, such as Country, Device category, Page title, or Traffic source.

E — Engagement Rate

The percentage of sessions that were engaged sessions. An engaged session generally lasts more than 10 seconds, includes a key event, or has at least two page/screen views.

F — Funnel

A sequence of steps users are expected to complete, such as viewing a product, adding it to a cart, and making a purchase.

G — Google Analytics 4 (GA4)

Google's current analytics platform for measuring user activity across websites and apps.

H — Homepage

The main or primary page of a website. GA4 can track visits and interactions with the homepage like any other page.

I — Item

A product or service that can be tracked in GA4 ecommerce reports, such as a product in an online store.

J — Journey

The sequence of interactions a user has with your website or app, from acquisition through engagement and conversion.

K — Key Event

An event that you have identified as especially important to your business, such as a purchase, signup, or lead submission.

L — Landing Page

The first page a user visits during a session. It is often used to evaluate the performance of marketing campaigns and SEO traffic.

M — Metrics

Quantitative measurements in GA4, such as Users, Sessions, Views, and Event count.

N — New Users

Users who interacted with your website or app for the first time, according to GA4's measurement criteria.

O — Organic Search

Traffic that comes to your website through unpaid search-engine results.

P — Page View / Views

The number of times a webpage or app screen was viewed.

Q — Query

A search term or request used to retrieve information. In Google Search Console integrations, queries can refer to search terms that generated impressions and clicks.

R — Referral

Traffic that arrives at your website through a link from another website.

S — Sessions

A group of user interactions with your website or app within a given period.

T — Traffic Acquisition

A GA4 report that shows how users arrive at your website or app, using dimensions such as Source, Medium, and Campaign.

U — Users

People who interact with your website or app. GA4 provides different user-related metrics, including Total users and Active users.

V — Views

The number of webpages or app screens viewed by users.

W — Web Stream

A GA4 data stream that collects data from a website.

X — X-axis

The horizontal axis of a GA4 chart, typically showing dimensions such as dates or other categories.

Y — Year-over-Year (YoY)

A comparison of performance during one period with the same period in the previous year.

Z — Zero-Value Data

Data where a metric has a value of zero, such as zero users, conversions, or purchases for a particular dimension or period.