medical Definition of forensics
: the application of scientific knowledge to legal problems;
especially
: scientific analysis of physical evidence (such as evidence from a crime scene)
- In forensics, DNA is extracted from fluids or tissue found at a crime scene, often sperm or seminal fluid from the bodies or clothing of rape victims, or blood found at the scene of violent crime.
- —Christopher Joyce and Eric Stover, Witnesses from the Grave, 1991
