AFSA Library
Glossary
Standardised terminology across African forensic science disciplines. Showing reference terms — live glossary launching soon.
A
Autopsy
PathologyA post-mortem examination of a body to determine the cause, mechanism, and manner of death.
B
Ballistics
CriminalisticsThe study of projectiles in motion, applied in forensic contexts to match ammunition and firearms.
C
Chain of Custody
(COC)GeneralThe chronological documentation of the seizure, control, transfer, analysis, and disposition of evidence.
D
DNA Profiling
(DNP)Molecular BiologyA forensic technique used to identify individuals based on characteristics of their DNA.
E
Entomology
BiologyThe study of insects; forensic entomology uses insect evidence to determine post-mortem intervals and other facts.
F
Fingerprint Identification
CriminalisticsThe process of comparing friction ridge detail on fingers to establish identity.
G
Gas Chromatography
(GC)ChemistryAn analytical technique used to separate and identify volatile compounds in forensic samples.
H
Homicide
LegalThe killing of one human being by another; classified as murder, manslaughter, or justifiable.
I
Impression Evidence
CriminalisticsEvidence produced when one object is pressed against another, leaving a mark, such as tyre tracks or tool marks.
L
Luminol
ChemistryA chemical that produces a blue bioluminescent glow when it contacts blood, used to detect blood traces at crime scenes.
M
Mass Spectrometry
(MS)ChemistryAn analytical technique that measures the mass-to-charge ratio of ions to identify compounds.
N
Narcotics Analysis
ChemistryLaboratory procedures used to identify and quantify controlled substances.
O
Odontology
PathologyForensic dentistry; the application of dental science to legal matters, including victim identification.
P
Post-mortem Interval
(PMI)PathologyThe time elapsed between death and discovery of a body, estimated through various biological indicators.
Q
Questioned Document Examination
(QDE)Document ExaminationThe examination of documents to detect alterations, forgeries, or to establish authorship.
R
Rigor Mortis
PathologyThe stiffening of muscles after death, used as an early indicator of post-mortem interval.
S
Serology
BiologyThe study of blood and body fluids; in forensics, used to identify and characterise blood stains.
T
Toxicology
ChemistryThe study of poisons, their effects, and detection; forensic toxicology analyses biological specimens for drugs and poisons.
U
Ultraviolet Examination
(UV)CriminalisticsThe use of UV light to visualise trace evidence, forgeries, and biological fluids invisible to the naked eye.
V
Voir Dire
LegalA preliminary hearing to determine the admissibility of expert witness testimony or evidence.