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).
Bariatric surgery
Surgery on the stomach and/or intestines to help a person with extreme obesity lose weight. Bariatric surgery is an option for people who have a body mass index (BMI) above 40. Surgery is also an option for people with a BMI between 35 and…
Read the definitionRandom terms
Show more- ITC In-the-canal (that is, the ear canal). See In-the-canal hearing aid
- Septum, nasal The dividing wall within the nose. The nasal septum runs down the middle of the nose creating two sides to…
- Deafness, acquired Deafness, acquired: The loss of hearing that occurs or develops some time during a person's life but was not…
- Hypertrophic gastritis See: Giant hypertrophic gastritis
- Visual receptor The layer of rods and cones that are the visual cells of the retina
- Abortive The word 'abortive' has a number of meanings including prematurely born; fruitless or unsuccessful…
- Paresis, general A part of late ('tertiary') syphilis a decade or more after the initial infection, due to chronic…
- HHV-2 Human herpesvirus 2, a virus that causes genital herpes, which is characterized by sores in the area of the…
- Periosteum The periosteum is a dense membrane composed of fibrous connective tissue that closely wraps (invests) all…
- Metabolomics The global analysis of metabolites, small molecules generated in the process of metabolism. See also…
- Infant carbohydrate intake Carbohydrates (glucose, lactose, sucrose, galactose, etc.) are sugars or several sugars linked together…
- X, factor A coagulation factor, a substance in blood essential to the normal clotting process. Production of factor X…