noun.
[⟨ collective + -ist; = French collectiviste.] A believer in the principle of collectivism; especially, one who holds that the materials of production, as the soil, should belong to the people at large.
Believing in the principle of collectivism.
Pertaining to or of the nature of collectivism; founded on the principle of collectivism.
Relating or belonging to the collectivists: as, a collectivist writer.