The phrase "preeminent example" means the foremost or most outstanding representation of something. It is considered the best or most important example out of all others. Full definition
Peter Cooper thought that the students of his institution could serve New York City as «preeminent examples of all the virtues.» (cooper.edu)
The retrospective span the varied oeuvre of this international female artist and vanguard and assembles preeminent examples from each media, presenting the full range of one of America's most experimental, productive, and peripatetic twentieth - century artists. (artsbeatla.com)
Think Starbucks, the preeminent example of a brand and retailer achieving huge wins in customer loyalty, purchase frequency, and deep customer knowledge thanks to a mobile payments strategy. (inc.com)