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).
Heparin
An anticoagulant (anti-clotting) medication. Heparin is useful in preventing thromboembolic complications (clots that travel from their site of origin through the blood stream to clog up another vessel). Heparin is also used in the early…
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Show more- Hip fracture Broken bone in the hip, a key health problem among the elderly, usually due to a fall or other kind of trauma…
- Index, body mass (BMI) An index that relates body weight to height. The body mass index (BMI) is obtained by dividing a person's…
- Hamartoma A benign (noncancerous) tumor-like growth consisting of a disorganized mixture of cells and tissues normally…
- Whooping cough Also known as pertussis, this is a feared infectious disease that can strike the respiratory system and…
- Foreskin, tight See Phimosis
- Osteopenia Mild thinning of the bone mass, but not as severe as osteoporosis. Osteopenia results when the formation of…
- Richard L. Varco See: Varco, Richard L.
- Galactose A sugar contained in milk. Galactose makes up half of the sugar called lactose that is found in milk. Lactose…
- Tubercle A small tuber, a small lump or bump.
- Patient-activated cardiac event recorder A device that is implanted directly under the skin and is programmable with looping memory that records…
- Janiceps Conjoined twins whose heads are fused together, with the faces looking in opposite directions, like the…
- Labial herpes Herpes: A small sore situated on the face or in the mouth that causes pain, burning, or itching before…