What is the meaning of concerned?

verb

• Be relevant to.
  • usage: "There were lots of questions referring to her talk"; "My remark pertained to your earlier comments"
  • synonyms: refer, pertain, relate, concern, come to, bear on, touch, touch on, have-to doe with
• Be on the mind of.
  • usage: "I worry about the second Germanic consonant shift"
  • synonyms: concern, interest, occupy, worry

adjective

• Feeling or showing worry or solicitude.
  • usage: "concerned parents of youthful offenders"; "was concerned about the future"; "we feel concerned about accomplishing the task at hand"; "greatly concerned not to disappoint a small child"
• Involved in or affected by or having a claim to or share in.
  • usage: "a memorandum to those concerned"; "an enterprise in which three men are concerned"; "factors concerned in the rise and fall of epidemics"; "the interested parties met to discuss the business"
  • synonyms: interested
• Culpably involved.
  • usage: "all those concerned in the bribery case have been identified"; "named three officials implicated in the plot"; "an innocent person implicated by circumstances in a crime"
  • synonyms: implicated