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).
Dermatitis
Inflammation of the skin, either due to direct contact with an irritating substance, or to an allergic reaction. Symptoms of dermatitis include redness, itching, and in some cases blistering. There are two types of dermatitis: eczematous…
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Show more- Synapse The point of connection usually between two nerve cells. Specifically, a synapse is a specialized junction at…
- Plague Plague: The plague is an infectious disease due to a bacteria called Yersinia pestis. Y. pestis mainly…
- Syndrome, cavernous sinus A cavernous sinus thrombosis is a blood clot within the cavernous sinus, a large channel of venous blood in a…
- Posterior cruciate ligament (PCL) The knee joint is surrounded by a joint capsule with ligaments strapping the inside and outside of the joint…
- Anti-CCP See: Citrulline antibody
- Antiprotozoal drug Something that destroys protozoa or inhibits their growth and ability to reproduce. A few of the protozoa of…
- DV Blood clotting in the veins of the inner thigh or leg. In air travel, DVT is the "economy-class syndrome."…
- Red Shield Trade name of the insecticide dieldrin. See: Aldrin and dieldrin
- D- Abbreviation for dextrorotatory, applied to a chemical compound. Dextrorotary is opposed to levorotary which…
- Serine An amino acid, one of the 20 building blocks of protein. A dietary nonessential amino acid, serine is present…
- Otopharyngeal tube The tube that runs from the middle ear to the pharynx, known also as the Eustachian tube. The function of…
- Pontiac fever A flu-like illness caused by the bacterium Legionella pneumophila contracted by breathing mist that comes…