noun
feathered dinosaur
Paleontological term for dinosaurs that had feathers or feather-like structures.
中国で新種の羽毛恐竜の化石が発見された。
A fossil of a new species of feathered dinosaur was discovered in China.
恐竜 is the general term for 'dinosaur', while 羽毛恐竜 specifically refers to feathered dinosaurs.
Compound of 羽毛 (うもう, 'feathers') and 恐竜 (きょうりゅう, 'dinosaur').