breakaway

Universal Words adjective, noun adjective [onlybeforenoun] (of a political group, an organization, or a part of a country) having separated from a larger group or country: a breakaway faction / group / section * a breakaway republic noun [sing.] 1 an occasion when members of a political party or an organization leave it in order to form a new party, etc. 2 a change from an accepted style: a breakaway from his earlier singing style