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).
Herpes zoster
Also called shingles, zona, and zoster. The culprit is the varicella-zoster virus. Primary infection with this virus causes chickenpox (varicella). At this time the virus infects nerves (namely, the dorsal root ganglia) where it remains…
Read the definitionRandom terms
Show more- Atrial fib Atrial fibrillation
- Migraine, ophthalmic Migraine involving the eyes but without headache. Migraine, due to a spasm of blood vessels in the brain…
- DES Diethylstilbestrol, the earliest synthetic (man-made) form of a hormone in the estrogen class. DES was once…
- Anorexic 1. Pertaining to anorexia, lack of appetite.2. A drug or other agent that causes anorexia and so diminishes…
- ADCC (antibody-dependent cell-mediated cytotox.) An immune response in which antibodies, by coating target cells, makes them vulnerable to attack by immune…
- AMI Acute myocardial infarction. A heart attack. The term 'myocardial infarction' focuses on the heart muscle…
- Diploe The soft spongy material between the inside table and outside table (the interior and exterior bony plates)…
- Naegleria fowleri A protozoa that is a pathogenic free-living ameba. Infection with Naegleria fowleri causes primary amebic…
- Scoliosis Scoliosis: Sideways (lateral) curving of the spine (the backbone). The degree of scoliosis may range from…
- B variant GM2-gangliosidosis See: Tay-Sachs disease
- Deviation of the nasal septum Failure of the nasal septum to be in the center where it is supposed to be. (The nasal septum is the wall…
- Fibrillation, auricular Essentially the same as atrial fibrillation