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).
Immunotherapy
Treatment to stimulate or restore the ability of the immune (defense) system to fight infection and disease. Biological therapy is thus any form of treatment that uses the body's natural abilities that constitute the immune system to fight…
Read the definitionRandom terms
Show more- Nerve, spinal One of the nerves that originates in the spinal cord. There are 31 pairs of spinal nerves. They consist of…
- Cloaca A common passageway for feces, urine and reproduction. At one point in the development of the human embryo…
- Range In medicine and statistics, the difference between the lowest and highest numerical values. For example, if…
- Quadrant A quarter. For example, the liver is in the right upper quadrant of the abdomen.
- Cranial bone Part of the top portion of the skull which protects the brain. The bones of the cranium include the frontal…
- Protean Very variable; easily changing; or continually changing. Protean is not to be confused with protein (a member…
- HS Hereditary spherocytosis. HS also stands for half-strength, hamstrings, heart sounds, heparan sulfate, hernia…
- Enterobiasis Any hernia containing small intestine. 2. Hernia (protrusion) of the small intestine into the upper wall of…
- Mucocutaneous lymph node syndrome A syndrome of unknown origin that mainly affects young children. It causes fever, reddening of the eyes…
- Meibomian cyst A cyst of the little glands called Meibomian glands that are located in the eyelids and make a lubricant they…
- Aarskog syndrome See: Aarskog-Scott syndrome
- CCP Cyclic citrullinated peptide