| BAC | radiation coming from sources other than those being observed |
|---|---|
| BAC | extraneous signals that can be confused with the phenomenon to be observed or measured |
| BAC | a press conference or interview in which a government official explains to reporters the background of an action or policy |
| BAC | the execution of low priority programs while higher priority programs are not using the processing system |
| BAC | a return made with the back of the hand facing the direction of the stroke |
| BAC | hit a tennis ball backhand |
| BAC | (of racket strokes) made across the body with back of hand facing direction of stroke |
| BAC | (of handwriting) having the letters slanting from left down to right |
| BAC | a hard straight return made on the backhand side |
| BAC | a return made with the back of the hand facing the direction of the stroke |
| BAC | a return made with the back of the hand facing the direction of the stroke |
| BAC | roundabout or ambiguous |