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).
Basal ganglia
A region consisting of 3 clusters of neurons (called the caudate nucleus, putamen, and the globus pallidus) located at the base of the brain that are responsible for involuntary movements such as tremors, athetosis, and chorea. The basal…
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Show more- Internal medicine A medical specialty dedicated to the diagnosis and medical treatment of adults. A physician who specializes…
- Flatulent Pertaining to flatulence, the generation of excess gas in the intestinal tract. From the Latin flastus…
- Dinucleotide A sequence of 2 base pairs. A trinucleotide (a triplet of base pairs) may be split into a dinucleotide and a…
- Obese Well above ones normal weight. A person has traditionally been considered to be obese if they are more than…
- Congenital ptosis of the eyelids Drooping of the upper eyelids at birth. The lids may droop only slightly or they may cover the pupils and…
- Tumor, Wilms See: Wilms tumor
- Hormone, T3 Triiodothyronine, a thyroid hormone. The number 3 is usually in subscript
- Heart muscle A type of muscle with unique features only found in the heart. The heart muscle, or cardiac muscle, is…
- Hydrocephalus, congenital Hydrocephalus present at birth
- Amebic dysentery Dysentery (inflammation of the intestine) with ulcers in the colon due to infection with an ameba (Entamoeba…
- Global warming The sustained increase in the average temperature of the earth's atmosphere. Human activity contributes to…
- Susceptibility genes, breast cancer Inherited factors that predispose to breast cancer. Put otherwise, these genes make one more susceptible to…