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).
De Musset sign
Rhythmic nodding or bobbing of the head in synchrony with the heart beat, a sign of aortic insufficiency --incompetence of the aortic valve with aortic regurgitation. The causes include syphilitic aortitis, rheumatic fever, and aortic…
Read the definitionRandom terms
Show more- Disease, Gerstmann-Straussler-Scheinker See: Gerstmann-Sträussler-Scheinker syndrome
- Body image obsession Excessive concern about one's appearance. Some concern about one's appearance is normal. But an obsession…
- Aorta, abdominal The abdominal aorta is the final section of the aorta, the largest artery in the body. It is a continuation…
- Genetic Having to do with genes and genetic information.
- Plague, sylvatic Plague that is spread by ground squirrels and other wild rodents, for example, in the western portion of the…
- Venereal Having to do with sexual contact. The word venereal comes from Venus, the Roman goddess of love. A venereal…
- Drug test An examination of biologic material (such as urine, hair, saliva, or sweat) to detect the presence of…
- Critical incident stress management Cross-shaped. "Cruciate" comes from the Latin "crux" which means "cross". (That is the crux of this matter)…
- Zinc finger A finger-shaped fold in a protein that permits it to interact with DNA and RNA. The fold is created by the…
- Neuropathologist A pathologist who specializes in the diagnosis of diseases of the brain and nervous system by microscopic…
- Medigap policy In the US, a Medicare supplement insurance policy sold by private insurance companies to fill 'gaps' in…
- Kindercam See: Kiddie cam