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).
Needlestick injury
A penetrating stab wound from a needle (or other sharp object) that may result in exposure to blood or other body fluids. The main concern is exposure to the blood or other body fluids of another person who may be carrying infectious…
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Show more- Nocturnal amblyopia Amblyopia refers to blindness so nocturnal amblyopia is, literally, night blindness. Listed in medical…
- Koplik's spots Little spots inside the mouth that are highly characteristic of the early phase of measles (rubeola). The…
- Prostatic hyperplasia, benign See: Benign prostatic hyperplasia.
- Pleurisy Pleurisy: Inflammation of the pleura, the linings surrounding the lungs. There are two layers of pleura; one…
- Health, Aleut See: Artic health
- Anesthesiologist A physician or, less often, a dentist who is specialized in the practice of anesthesiology, the branch of…
- Alpha particle A tiny mass of material composed of two protons and two neutrons. Alpha particles do not travel very far from…
- Nephritis, lipomatous A disorder in which the nephrons of the kidney are gradually replaced with fatty tissues, preventing proper…
- Replacement therapy, hormone (HRT) The combination therapy of estrogen plus progestogen, termed hormone replacement therapy (HRT). Estrogen…
- Viral particle See: Virion
- Metabolism, inborn error of A heritable disorder of the biochemistry of the4 body. Examples of inborn errors of metabolism include…
- Amyloidosis, primary Amyloidosis, primary: A disorder of plasma cells (special white blood cells that produce antibodies), this is…