Tina is the shortened form of various names that end with -tina, including Christina (English for "Follower of Christ"), Martina (Latin for "Servant of Mars" and "God of War"), Valentina (Latin for "Strength" and "Health"), etc. Tina has no meaning of its own as a standalone name.
Usage
See Special:Whatlinkshere/Etymology:Tina for a list of articles using this term.
This is an etymology page: a page detailing the origins of terminology used in the series in regards to real world culture and history.