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).
Reservoir
1. A place where something such as water is kept in reserve.2. The part of a device in which something is kept in reserve or stored, as an Ommaya reservoir.3. For an infectious agent, an animal, person, plant, soil, or other substance in…
Read the definitionRandom terms
Show more- Dihydrotestosterone A byproduct of the male hormone testosterone. Dihydrotestosterone (DHT) is considered to be the essential…
- Rabies Rabies: A potentially fatal viral infection that attacks the central nervous system. The rabies virus is…
- Crypto Popular name for both the parasite, Cryptosporidium parvum, and the disease it causes, cryptosporidiosis
- Intelligence test A questionnaire or series of exercises designed to measure intelligence. It is generally understood that…
- Vertigo Aside from being the name of a classic 1958 Alfred Hitchcock film (with Jimmy Stewart and Kim Novak), vertigo…
- ARS Acute radiation syndrome
- Enzyme A protein (or protein-based molecule) that speeds up a chemical reaction in a living organism. An enzyme acts…
- Automated white cell differential A machine-generated percentage of the different types of white blood cells, usually split into granulocytes…
- Dysplasia, thanatophoric A form of short-limbed (micromelic) dwarfism that usually causes death within the first few hours after…
- Neuroma, acoustic A benign tumor that may develop on the hearing and balance nerves near the inner ear. The tumor results from…
- Apert syndrome A malformation syndrome characterized by a high short skull, underdevelopment of the midface, soft tissue and…
- Hammer The malleus