if you mean just the word big then it is magnus. if you mean the phrase, "big in latin," then, depending on the word big is applied to, it could be "magnus in latina," "magna in latina," or "magnum in latina."
Mega is latin. It means "big".
Magnus Nasus
deleon
The Latin term for "big bang" is "motus primordialis" which translates to "primeval motion" or "big bang".
Magnus, Magna, Magnum
Silva magna.
Megas is a Greek word meaning "big; great". The Latin equivalent is magnus.
The Latin adjective magnus-magna-magnum means "great" or "big."
because the word is Latin for huge
Ursa As in ursa major and ursa minor, big bear and little bear, the American Native names for the big and little dipper.
The word you're probably looking for is "sesquipedalian", which comes from the Latin for "a foot and a half".
ask Mr.Janks big j peice