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).
Split personality
Multiple personality disorder, a neurosis in which the personality becomes dissociated into two or more distinct parts each of which becomes dominant and controls behavior from time to time to the exclusion of the other parts
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Show more- Physics, medical See: Medical physics
- DSS1 Or Dss1. A small protein important to the process of error-free DNA repair by recombination
- Splenomegaly Enlargement of the spleen.
- Syndrome, economy class The formation of blood clots in veins deep within the legs -- deep vein thrombosis -- occurring during (or…
- Fever, dengue hemorrhagic (DHF) A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Mollaret meningitis Benign recurrent aseptic meningitis. The cause of Mollaret meningitis is not known. Mollaret meningitis is…
- Ectodermal dysplasia A genetic disorder in which there is abnormal development of the skin and associated structures (the hair…
- Steatohepatitis Fatty inflammation of the liver, usually in alcoholics. Steato- refers to fat and -hepatitis to inflammation…
- Euthyroid The state of having normal thyroid gland function. As opposed to hyperthyroid (overactive thyroid) and…
- Laparoscope An instrument through which structures within the abdomen and pelvis can be seen. A small surgical incision…
- Focused H and P In common doctor language, H and P stand for the history (H) and physical (P), namely the medical history and…
- Syphilis A sexually transmitted disease caused by Treponema pallidum, a microscopic organism called a spirochete. This…