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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Liver biopsy
Liver biopsy: A procedure in which a small sample of the liver is removed for the diagnosis of abnormal liver conditions. There are several methods of obtaining biopsies of the liver, but unless it is an unusual situation, the most common…
Read the definitionRandom terms
Show more- SPD calcinosis Striopallidodentate (SPD) calcinosis, a condition first described in 1930 by T. Fahr and therefore called…
- Vertebrae, sacral There are 5 sacral vertebral bones. They are represented by the symbols S1 through S5 and are situated…
- Autogenous Self-produced
- Cystinuria Cystinuria: An inherited (genetic) disorder of the transport of an amino acid (a building block of protein)…
- Mortality rate, infant The number of children dying under a year of age divided by the number of live births that year. The infant…
- Spanish disease Syphilis. Depending upon someone's thoughts as to where the disease came from, syphilis was also known as the…
- T-4 cell A type of T cell that has CD4 markers on its surface and participates in the immune response by recognizing…
- Nail lines See: Beau's lines
- Alpers disease A progressive disease of the nervous system characterized by spasticity (tightness), myoclonus and dementia…
- Immunization, yellow fever A live attenuated (weakened) viral vaccine that is recommended for people traveling to or living in tropical…
- Renal vein thrombosis Blood clot in the major vein that drains blood from the kidney
- Peroneal muscular atrophy See: Charcot-Marie-Tooth disease