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).
Depression, major
Depression, major: A disease that interferes with the ability to work, sleep, eat, and enjoy once pleasurable activities. The signs and symptoms of major depression include loss of interest in activities that were once interesting or…
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Show more- Onychoosteodysplasia This is the nail-patella syndrome, an hereditary condition characterized by abnormally formed (dysplastic) or…
- Charley horse A cramp in a muscle in the leg, usually caused by a strain or injury. A charley horse can last anywhere from…
- COLD (chronic obstructive lung disease) Any disorder that persistently obstructs bronchial airflow. COLD mainly involves two related diseases --…
- ATP 1. Adenosine triphosphate. 2. Acute thrombocytopenic purpura
- Sequence tagged site (STS) A short (200 to 500 base pair) DNA sequence that occurs but once in the genome and whose location and base…
- Duane syndrome See: Okihiro syndrome.
- Sternum Anatomic name for the breast bone, the long flat bone in the upper middle of the front of the chest. The…
- Allergic rhinitis Medical term for hay fever, a condition due to allergy that mimics a chronic cold. (Hay fever is a misnomer…
- Esophageal cancer with tylosis See: Tylosis with esophageal cancer
- Nurses Health Study A very large and important prospective investigation into the risk factors for major chronic diseases in…
- Flu vaccine, nasal-spray See: Nasal flu vaccine
- Valve, mitral One of the four valves of the heart, the mitral valve is situated between the left atrium and the left…