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).
Anal fistula
An opening in the skin near the anus that leads into a blind pouch or may connect through a tunnel with the rectal canal
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Show more- Hereditary amyloidosis Amyloidosis: A familial (inherited) disorder in which protein deposits (amyloid) accumulate in one or more…
- Laryngostasis More commonly known as croup, this is an infection of the larynx, trachea, and the bronchial tubes, that…
- Acetyl phosphate A molecular ion which plays a role in the synthesis of the four-carbon fatty acid, butyric acid. The formula…
- Testicular feminization syndrome Now more appropriately called the complete androgen insensitivity syndrome, this is a genetic disorder that…
- Syndromic Part of a syndrome. Hearing loss, for instance, can be syndromic or nonsyndromic
- Pro Proline. See also: Amino acid symbols
- DVT (deep vein thrombosis) Blood clotting in the veins of the inner thigh or leg. In air travel, DVT is the 'economy-class syndrome.'…
- Bacteriology The science and study of bacteria and their relation to medicine and to other areas such as agriculture…
- Melan- (prefix) Prefix meaning dark or black. It comes from the Greek 'melas', black. Examples of terms containing melan-…
- Valves, heart There are four heart valves. All are one-way valves. Blood entering the heart first passes through the…
- HT1A See: 5-HT1A
- Neurological Having to do with the nerves or the nervous system