Glossary

The vocabulary that prevents misunderstandings.

Short, useful definitions to align everyone in meetings.

Common terms

DSP

Programmatic media buying platform (targeting, bidding, optimization, pacing).

SSP

Publisher-side selling platform (inventory commercialization, deals, yield).

Open exchange

Open programmatic marketplace where inventory is bought/sold via auctions.

PMP / Deal

Invitation-only programmatic access to inventory (negotiated price/terms).

Audiences & data

Signal-based segments (1st-party, contextual, geo, intent) for better targeting.

1st-party data

Data collected directly by the brand/publisher (consent, CRM, browsing).

Clean room

Secure environment to match data without exposing it (matching, measurement, insights).

Attribution

Methods to connect an ad exposure to an action (visit, lead, purchase) depending on context.

Foot attribution

Measurement of visits associated with an ad exposure (depending on method and context).

Lift / incrementality

Incremental impact measured vs a control group/baseline (when applicable).

CPM

Cost per thousand impressions. Indicates media cost, not always business performance.

CPA

Cost per acquisition/action (lead, signup, conversion). A performance KPI.

ROAS

Return on Ad Spend: attributed revenue / ad spend. A measure of commercial efficiency.

Reach & frequency

Reach = unique people reached. Frequency = average exposures per person.

Pacing

Campaign spend/delivery pace to avoid spikes or under-delivery.

Brand safety

Controls to avoid contexts that are incompatible with the brand.

Viewability

Probability that an impression was actually viewable on screen (per standards).

VTR / video completion

Video completion rate. Useful to compare creatives and placements.

CTV

Connected TV : inventaire TV via internet (apps, smart TVs, devices).

DOOH

Digital Out-of-Home: ads on digital screens (retail, transit, bars…).

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Use this glossary

You can also consult our brief and QA templates, or see our supervised execution approach.