- Chain of custody - The documented and unbroken transfer of evidence
- Circumstantial evidence (indirect evidence) - Evidence used to imply a fact but not prove it directly.
- Direct evidence - Evidence that (if true) proves an alleged fact, such as an eyewitness account of a crime.
- First responder - The first police officer to arrive at a crime scene.
- Individual evidence - A kind of evidence that links a particular person or thing to a certain group.
- Class evidence - Material that connects an individual or group
- Primary crime scene - The location where the crime took place.
- Secondary crime scene - A location other than the primary crime scene, but that is in some way related to the crime, where evidence is found.
- Trace evidence - Small but measurable amounts of physical or biological material found at a crime scene.
- Paper bindle - A folded paper used to hold trace evidence