Replication may refer to:
- Replication - album indie-metal band KanZer.
- Replication (scientific method) is one of the main principles of the scientific method, a.k.a. reproducibility
- Replication (statistics), the repetition of a test or complete experiment
- Self-replication, the process in which an entity (a cell, virus, program, etc.) makes a copy of itself.
- DNA replication or DNA synthesis, the process of copying a double-stranded DNA molecule
- Semiconservative replication, mechanism of DNA replication
- Self-replicating machines
- Replication (metallography), the use of thin plastic films to duplicate the microstructure of a component
- Replication (computing), the use of redundant resources to improve reliability, fault-tolerance, or performance
- Replication (stochastic simulation), an individual run of a stochastic simulation model
- Replication (optical media), the manufacture of CDs and DVDs by means other than burning writable discs
- Option replication, a trading strategy to ensure at a certain date the payoff of an option without trading this option