1. Someone who is the first to think of or make something
   "Edison was the discoverer of many important inventions";
   - inventor, artificer
    
2. Someone who is the first to observe something
   "The discoverer of the rare artifact was rewarded by the museum";
   - finder, spotter

Derived forms: discoverers

Type of: beholder, creator, observer, perceiver, percipient

Encyclopedia: Discoverer