1. (Common Noun-Common) Dinosaurs were the dominant vertebrate animals of terrestrial ecosystems for over 160 million years, from the late Triassic period (about 230 million years ago) until the end of the Cretaceous period (65 million years ago), when most of them became extinct in the Cretaceous–Tertiary extinction event. পৃথিৱীত বহু কোটি বছৰৰ পূৰ্বে বিচৰণ কৰা ডাঙৰ আকাৰৰ সৰীসৃপজাতীয় প্ৰাণী৷

English: dinosaur,
Assamese: ডাইন’চৰ