Translations into Tamil:
birth and habits
Any of various extinct reptiles belonging to the Dinosauria, existing between about 230 million and 65 million years ago.
person who is very old or has very old-fashioned views
(figuratively, colloquial) A person or organisation which is very old or has very old-fashioned views or is not willing to change and adapt.
Vertebrate animals that dominated terrestrial ecosystems for over 160 million years, first appearing approximately 230 million years ago. (source: Wikipedia)
(figuratively, colloquial) Anything that is no longer in common use or practice.