representative

adjective | rep·re·sen·ta·tive

1. : serving to represent

2. a : standing or acting for another especially through delegated authority an agent acting in a representative capacity

   b : of, based on, or constituting a government in which the people are represented by individuals chosen from among them usually by election

3. : of or relating to representation

noun

1. a : one that represents a constituency as a member of a legislative or other governing body; specifically : a member of the House of Representatives of the U.S. Congress or a state legislature : a member of the House of Representatives of the U.S. Congress or a state legislature

   b : one that represents another as agent, deputy, substitute, or delegate and that usually is invested with the authority of the principal

   c : one that represents or stands in the place of a deceased person : personal representative

   d : one that represents another as successor or heir

   e : one named as the plaintiff or defendant in a class action to litigate on behalf of the class