Meanings
- third period
- tertiary (geological era since the extinction of the dinosaurs at the Cretaceous-Tertiary boundary 65 million years ago)
Written Forms
第三紀Traditional · Main Form
第三纪Alternate Form
dai6 saam1 gei2
third period · tertiary (geological era since the extinction of the dinosaurs at the Cretaceous-Tertiary boundary 65 million years ago)