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).
Flying, fear of
An irrational fear of flying is called aerophobia. Aerophobia also refers to irrational fear of fresh air or drafts of air. From the Greek 'aero-', air or gas + 'phobos', fear. A virtual reality program that simulates the experience of…
Read the definitionRandom terms
Show more- Pubic symphysis The joint between the pubic bones in the front of the pelvis. Also called the symphysis pubis
- Euphoria Elevated mood. Euphoria is a desirable and natural occurrence when it results from happy or exciting events…
- Right hepatic duct The duct that drains bile from the right half of the liver and joins the left hepatic duct to form the common…
- Rheumatoid factor Rheumatoid factor: Rheumatoid factor is an antibody that is measurable in the blood. It is commonly used as a…
- Tag, preauricular A common minor anomaly, this is a rudimentary tag of ear tissue. It often contains a core of cartilage. The…
- Carcinoma, Merkel cell Carcinoma, Merkel cell: An infrequent but highly malignant type of skin cancer. Characteristically starts in…
- Peritoneal dialysis Technique that uses the patient's own body tissues inside of the belly (abdominal cavity) to act as a filter…
- Hounsfield, Godfrey (1919-2004) British electrical engineer whose contributions to the creation of the computerized axial…
- Western medicine Conventional medicine, as distinct for instance from traditional Chinese medicine
- Upregulation An increase in the number of receptors on the surface of target cells, making the cells more sensitive to a…
- Atonic seizure A seizure in which the person suddenly loses muscle tone and strength and, unless supported, falls down. Also…
- Capillaries Capillaries are the smallest of blood vessels. They serve to distribute oxygenated blood from arteries to the…