Glossarydigital advertisingpublishers

Publisher

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A publisher is any company or individual that owns a website or app and offers ad space to advertisers.

Publishers typically monetize their content or services by running ads on their properties. Advertisers purchase that ad space because they want to reach the specific audience segment the publisher attracts — effectively renting access to an engaged readership or user base in exchange for ad revenue.

Ad Unit
Also known as: ad placement A single unit of ad space available on a publisher's website or mobile app. Ad units represent the discrete slots into which advertisers serve creative — a banner position at the top of a…
Inventory
Also known as: ad inventory, ad space Ad inventory refers to all available ad space on a given site. The terms "inventory" and "ad space" are often used interchangeably in the industry. Inventory is typically divided…
Ad Network
An ad network is a technology platform that acts as a broker between a group of publishers and a group of advertisers, connecting supply and demand across the digital advertising ecosystem. Traditionally, ad networks…
Ad Space
Ad space is the content area within an ad slot where an advertisement is actually displayed. While the terms ad space and ad slot are often used interchangeably, they refer to distinct concepts. The ad slot is the…