majoritarianism: Meaning and Definition of

ma•jor•i•tar•i•an•ism

Pronunciation: (mu-jôr"i-târ'ē-u-niz"um, -jor"-), [key]
— n.
  1. rule by a majority, esp. the belief that those constituting a simple majority should make the rules for all members of a group, nation, etc.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.