Replicator may refer to various things related to replication and self-replication: The theoretical basic unit of evolution in some schools of evolutionary theory Replicator (nanotechnology) Clanking replicator DNA replication In culture: Replicator (Stargate), a fictional species in the Stargate Universe Replicator (Star Trek), a fictional technology in the Star Trek universe Replicator (band), a noise rock band from Oakland, California… (More on Replicator)