MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Alopecia
Baldness. There are many types of alopecia, each with a different cause. Alopecia may be localized to the front and top of the head as in common male pattern baldness. It may be patchy as in a condition called alopecia areata. Or it can…
Read the definitionRandom terms
Show more- Elbow bursitis Elbow bursitis: At the tip of the elbow (the olecranon area), there is a bursa, a fluid-filled sac that…
- Brachial vein A vein that accompanies the brachial artery between the shoulder and the elbow. The route of the brachial…
- Fanconi anemia Anemia: A genetic disease that affects all of the bone marrow elements, is associated with a great diversity…
- Diabetic air travel A concern for patients with diabetes is flying with medications and supplies. Letters from doctors are not…
- EPA 1. The Environmental Protection Agency, a US government agency.2. Eicosapentaenoic acid, one of the principal…
- Extracorporeal shockwave lithotripsy See: Extracorporeal shock wave lithotripsy
- CML, juvenile See: Juvenile myelomonocytic leukemia
- Electrophrenic respiration See: Diaphragm pacing
- Perianal abscess An abscess next to the anus that causes tenderness, swelling, and pain on defecation
- Disease, Gilbert See Gilbert syndrome
- OCG Oral cholecystogram
- Colporrhaphy Surgical repair of the vagina. The -rrhaphy part of the word comes from the Greek raphe meaning suture