What is the meaning of representative?

noun

• A person who represents others.
• An advocate who represents someone else's policy or purpose.
  • usage: "the meeting was attended by spokespersons for all the major organs of government"
  • synonyms: spokesperson, interpreter, voice
• A member of the United States House of Representatives.
  • synonyms: congressman, congresswoman
• An item of information that is typical of a class or group.
  • usage: "this patient provides a typical example of the syndrome"; "there is an example on page 10"
  • synonyms: example, illustration, instance

adjective

• Serving to represent or typify.
  • usage: "representative moviegoers"; "a representative modern play"
• Standing for something else.
  • usage: "the bald eagle is representative of the United States"
• Being or characteristic of government by representation in which citizens exercise power through elected officers and representatives.
  • usage: "representative government as defined by Abraham Lincoln is government of the people, by the people, for the people"