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).
Respiration
1. The act of inhaling and exhaling air in order to exchange oxygen for carbon dioxide. Synonymous with breathing and ventilation. 2. The cellular metabolic process by which oxygen is taken in, substances are oxidized, energy is released…
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Show more- Scintimammography A scintigraphic imaging technique that uses the radioisotope technetium tetrofosmin (Tc-99 tetrofosmin) to…
- Eschar The scab formed when a wound or skin is sealed by the heat of cautery or burning. Also the dark crusted ulcer…
- Prion disease A disease due to a prion, a proteinaceous infectious particle that lacks nucleic acids. Prions are composed…
- Herpes, febrile A small sore situated on the face or in the mouth that causes pain, burning, or itching before bursting and…
- Polycystic ovary syndrome Abbreviated PCOS. Polcystic ovary syndrome is a condition in women characterized by irregular or no menstrual…
- Troche A small medicated lozenge designed to dissolve. For example, to soothe the throat as a cough drop. Strictly…
- Hormone, androgenic Any hormone that promotes the development and maintenance of the male sex characteristics. Testosterone is an…
- Yellow jack 1) The flag displayed from lazarettos, naval hospitals, and vessels in quarantine. 2) Synonym for yellow…
- Health outcomes research The measurement of the value of a particular course of therapy. Health outcomes research is based on the…
- Epidermolysis bullosa simplex A blistering skin condition usually inherited as an autosomal dominant disease. The faulty genes are those…
- CLA 1. Conjugated linoleic acid.2. Cervical lymphadenopathy (swollen lymph nodes in the neck).3. Congenital…
- Betel nut The nut of the Areca palm tree and an ingredient of betel nut quid, an addictive mix chewed in some Pacific…