Meta Ads Terminology Guide
Ad Set
A group of ads within a campaign that share settings for targeting, budget, schedule, and placement.
Advantage+ Shopping Campaign
Meta's automated campaign type that uses machine learning to serve the best ad combinations to high-intent shoppers.
Audience
The group of people you want to show your ads to, defined by interests, behaviours, demographics, or custom data.
Campaign Objective
The primary goal of your campaign (e.g. traffic, conversions, awareness) that Meta will optimise for.
Click-Through Rate (CTR)
The percentage of people who clicked your ad after seeing it. Calculated as clicks ÷ impressions × 100.
Cost Per Acquisition (CPA)
The average cost for acquiring a customer or conversion.
Cost Per Click (CPC)
The amount you pay, on average, when someone clicks on your ad.
Conversions API (CAPI)
A Meta tool that helps track events directly from your website server to improve tracking accuracy.
Custom Audience
An audience built from your data (e.g. email list, website visitors, customers).
Dynamic Ads
Ad formats that automatically show the most relevant products from your catalogue based on user behaviour.
Event Match Quality
A score in Meta Events Manager that shows how accurately your pixel or API is tracking user events.
Learning Phase
The period where Meta's system gathers data to optimise ad delivery effectively (typically 50 events needed).
Lookalike Audience
An audience that shares similar traits with a source audience (e.g. purchasers), created by Meta.
Pixel
A piece of code added to your website to track user actions and send data back to Meta for optimisation.
Retargeting
Showing ads to people who have previously engaged with your business online.
ROAS (Return on Ad Spend)
A measure of how much revenue you earn for every £1 spent on ads. ROAS = revenue ÷ ad spend.