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).
Potassium balance
The balance between too much potassium and, far more often today, too little potassium. Adults should consume at least 4.7 grams of potassium per day to lower blood pressure, blunt the effects of salt, and reduce the risk of kidney stones…
Read the definitionRandom terms
Show more- Filariasis, lymphatic See Lymphatic filariasis
- Cell, beta (pancreatic) A type of cell in the pancreas (the organ of the digestive system located behind the stomach). Within the…
- Venereal Having to do with sexual contact. The word venereal comes from Venus, the Roman goddess of love. A venereal…
- Uterus cancer See: Uterine cancer
- Physicians Health Study A very large, long-term, randomized study initiated in 1982 to look at the effects of aspirin and…
- Tympany A hollow drum-like sound produced when a gas-containing cavity is tapped sharply. Tympany is heard if the…
- Range of motion The range through which a joint can be moved, usually its range of flexion and extension. Due to an injury…
- Nomenclature of diseases See: Disease nomenclature
- Radiation oncology Also called radiation therapy or radiotherapy, radiation oncology is the use of high-energy rays to damage…
- Jequirity pea See: Abrin
- Dopamine An important neurotransmitter (messenger) in the brain. Dopamine is classified as a catecholamine (a class of…
- Table An old-fashioned but convenient household measure of capacity. A tablespoon holds about 3 teaspoons, each…