MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Gene mapping
The process of determining the relative positions of genes on a chromosome (or another piece of DNA) and the distances between the genes in linkage units or in physical units
Read the definitionRandom terms
Show more- Dysplasia, congenital hip The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is…
- Hyperplasia of the prostate, nodular See: Benign prostatic hyperplasia
- Glutamic acid An amino acid, one of the 20 building blocks of protein. A nonessential amino acid, glutamic acid is present…
- Reduction mammaplasty See: Breast reduction
- LPA Little People of America. The abbreviation also for the left pulmonary artery
- T-cell depletion A disease in which certain cells of the lymphoid system called T lymphocytes or T cells are malignant. T…
- Labia The lips, either the lips around the mouth (the oral labia) or the lip-like external female genitalia (the…
- Fear of vomiting An abnormal and persistent fear of vomiting. Sufferers of this fear experience undue anxiety even though they…
- Pancreatic beta cell A type of cell in the pancreas that makes insulin. The pancreas is a fish-shaped organ that stretches across…
- Urethra The transport tube leading from the bladder to discharge urine outside the body. In males, the urethra…
- Virginal membrane A thin membrane which completely or partially occludes the vaginal opening. This fold of mucous membrane is…
- Abruption A sudden breaking off or away. Abruption of the placenta (abruptio placentae) is the premature separation of…