Definition: Archaeornis is a genus of dinosaur that lived during the Late Triassic period, around 104 to 98 million years ago. It was one of the largest and most powerful dinosaurs in the animal kingdom, known for its massive size and strength. The name "archaeornis" comes from the Greek word "arche" meaning rock or stone, and "ornis" which means bone or skull. Archaeornis is considered to be a part of the