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).
Big toe sign
An important neurologic examination based upon what the big toe (and other toes) do when the sole of the foot is stimulated. If the big toe goes up, that may mean trouble. The big toe response, also called the Babinski reflex, is obtained…
Read the definitionRandom terms
Show more- Bradykinetic Pertaining to slowed ability to start and continue movements, and impaired ability to adjust the body's…
- PARK4 Familial Parkinson disease type 4
- Vesicles In dermatology, vesicles are small blisters, most often on the skin. Vesicles also can crop up on the mucous…
- Lymphatic edema See: Lymphedema>
- Valgus (valga, valgum) Angled outward, bent or twisted outward, as in cubitus valgus, coxa valga, hallux valgus, and…
- Encephalitis, viral Inflammation of the brain as a result of virus infection. There are many viruses that cause viral…
- Death rate, infant The number of children dying under a year of age divided by the number of live births that year. The infant…
- Protein-calorie malnutrition Severe deficiency of protein + inadequate caloric intake = kwashiorkor.
- Mitotic Pertaining to mitosis.
- Orthomolecular medicine 1. A term coined by the chemist Linus Pauling who defined it as 'the preservation of good health and the…
- Alagille syndrome Also known as arteriohepatic dysplasia, this is a genetic disorder characterized by jaundice in the newborn…
- Tache noire Black spot (in French), a small ulcer covered with a black crust at the site of a tick bite, characteristic…