What is the meaning of indicate?

verb

• Be a signal for or a symptom of.
  • usage: "These symptoms indicate a serious illness"; "Her behavior points to a severe neurosis"; "The economic indicators signal that the euro is undervalued"
  • synonyms: bespeak, betoken, point, signal
• Indicate a place, direction, person, or thing; either spatially or figuratively.
  • usage: "I showed the customer the glove section"; "He pointed to the empty parking space"; "he indicated his opponents"
  • synonyms: point, designate, show
• To state or express briefly.
  • usage: "indicated his wishes in a letter"
• Give evidence of.
  • usage: "The evidence argues for your claim"; "The results indicate the need for more work"
  • synonyms: argue
• Suggest the necessity of an intervention; in medicine.
  • usage: "Tetracycline is indicated in such cases"
  • synonyms: suggest