* * *
OT (no periods),
old tuberculin.
O.T.,
Old Testament.
* * *
abbr.
■ occupational therapist
■ occupational therapy
■ Old Testament
■ overnight telegram
■ overtime
* * *
abbr
2 O.T. Old Testament
3 O.T. US overtime
He scored a goal in O.T. to win the game.
Useful english dictionary. 2012.