indication

noun

1. something that serves to indicate or suggest"an indication of foul play"
2. the act of indicating or pointing out by name
3. (medicine) a reason to prescribe a drug or perform a procedure"the presence of bacterial infection was an indication for the use of antibiotics"
4. something (as a course of action) that is indicated as expedient or necessary"there were indications that it was time to leave"
5. a datum about some physical state that is presented to a user by a meter or similar instrument"he could not believe the meter reading"