seminal

Definition

Game-changing, breakthrough work that fundamentally influences everything that comes after it—the kind of idea or campaign that people reference for decades. In marketing, seminal means your campaign didn't just sell product; it shaped how an entire industry talks about selling.

Example Usage

Apple's 'Think Different' campaign was seminal in rebranding the company from niche to cultural icon.

Source: Merriam-Webster and Marketing Industry Terminology

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