👉 Ranarium is a concept in public relations and marketing, which refers to the cost of advertising or promotion. It is often used to quantify the cost associated with reaching potential customers through various channels such as print ads, television commercials, radio ads, social media, direct mail, and more. The term "ranarium" comes from Latin and can be translated into English as "run-time". In public relations and marketing, it refers to the time or duration of an ad campaign. For example,