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).
Kernig sign
A clinical hallmark of meningitis, inflammation of the meninges, the membranes covering the brain and spinal cord. The test for Kernig sign is done by having the person lie supine (flat on the back), flex the thigh so that it is at a right…
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Show more- Stasis dermatitis A skin irritation on the lower legs generally related to circulatory problems. Stasis refers to a stoppage or…
- Pinel system The policy of treating the mentally ill in hospitals and other institutions humanely and without the use of…
- Monocyte chemotactic and activating factor See: MPC1
- Lyophilization A process by which material is rapidly frozen and dehydrated under high vacuum
- Akinesia Impaired body movement; without movement (or without much movement). Akinesia is a term used in neurology to…
- Cervix, incompetent A cervix that is abnormally liable to dilate and so is not competent to hold the fetus and keep it from being…
- Peripheral pulmonary stenosis with cholestasis Also known as arteriohepatic dysplasia or Alagille syndrome, this ia a genetic disorder characterized by…
- Donald Fredrickson See: Fredrickson, Donald
- Venereal wart A wart that is confined primarily to the moist skin of the genitals. These warts are due to viruses belonging…
- Shock syndrome, dengue A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Injury, mental child Also known as emotional child abuse, this is the third most frequently reported form of child abuse (after…
- Cancer of the vulva An uncommon cancer of women in which the malignancy is in the vulva, the outer part of the vagina, that…