| A | B |
| Chain of Custody | The documented and unbroken transfer of evidence |
| Circumstantial Evidence | Evidence used to imply a fact but not prove it directly |
| Class Evidence | Material that connects an individual or thing to a certain group |
| Crime-Scene Investigation | A multidisciplinary approach in which scientific and legal professionals work together to solve a crime |
| Crime-Scene Reconstruction | A hypothesis of the sequence of events from before the crime was committed through its commission |
| 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 identifies a particular person or thing |
| Paper Bindle | A folded paper used to hold trace evidence |
| 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 |