Noun
One who belongs to the opposition party.
Source: Webster's dictionaryEvery oppositionist becomes ipso facto a terrorist. Leon Trotsky
Inside the Party, Stalin has put himself above all criticism and the State. It is impossible to displace him except by assassination. Every oppositionist becomes ipso facto a terrorist. Leon Trotsky
Al-Maligi was previously accused of supporting the Assad regime, and one Syrian oppositionist website even called him "one of the godfathers of the Assad gang in Cairo." Source: Internet
Aside from this, Grace Poe’s presidential bid is a boost for oppositionist Vice President Binay. Source: Internet
Amien Rais is an academic used to working with the government, who became an oppositionist only after the government threw him out. Source: Internet
The oppositionist is a person who fights with the classic methods to come to the power in the government. Source: Internet