OF | |
abbr. chem. scient. | Oxygen Free |
abbr. el. scient. | Optical Fiber |
abbr. IT | Output File; Overflow Flag |
abbr. mil. | Objective Force; Opposing Force; Optional Form |
abbr. progr. IT | Open File |
abbr. sport. | Outfield; Outfielder |
Russia | |
abbr. | Rus. |
European: 60 phrases in 18 subjects |