- A DNA that is complementary to a given RNA which serves as a template for synthesis of the DNA in the presence of reverse transcriptase.
Definition from: Merriam-Webster's Medical Dictionary by Merriam-Webster Inc.
- Complementary DNA produced from a RNA template by the action of RNA-dependent DNA polymerase.
Definition from: Human Genome Project Information
at the U.S. Department of Energy
See also Understanding Medical Terminology.