WordWeb Online

1. Something that serves to indicate or suggest
   "an indication of foul play"; "indications of strain";
   - indicant
    
2. The act of indicating or pointing out by name
   - denotation
    
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
   "the barometer gave clear indications of an approaching storm";
   - reading, meter reading

Derived forms: indications

Type of: advice, communication, data point, datum, naming, reason

Antonym: contraindication

Encyclopedia: Indication