analytics-dictionary / term / tracking & measurement

Site search tracking

Site search tracking records what visitors type into your internal search, revealing what they cannot find.

Written by Reflective Data experts · updated Oct 5, 2026

Search terms are a direct window into intent: unmet needs, confusing navigation and content gaps. Reports on terms with no results are especially valuable.

GA4 enhanced measurement can capture it automatically if your search uses a query parameter.

Enhanced measurement Event Keyword

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Engagement rate

Engagement rate is the share of sessions that were engaged, meaning they lasted long enough, included…

on-site-polls.md

On-site polls

On-site polls are short surveys shown to visitors on your website to learn why they behave…

custom-metric.md

Custom metric

A custom metric is a numeric value you register in your analytics tool, such as a…

pageview.md

Pageview

A pageview is recorded each time a page of your website is loaded or viewed.

parameter.md

Event parameter

A parameter is an extra piece of information attached to an event, such as a product…

bounce-rate.md

Bounce rate

Bounce rate is the percentage of sessions in which the visitor did not engage with your…

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