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).
Gallstones
Gallstones: Stones that form when substances in the bile harden. Gallstones can be as small as a grain of sand or as large as a golf ball. There can be just one large stone, hundreds of tiny stones, or any combination. Gallstones can block…
Read the definitionRandom terms
Show more- Peri-appendiceal See: Periappendiceal
- SRAS Syndrome respiratoire aigu severe (in French). In English, severe acute respiratory syndrome or SARS
- Sociophobia Fear of social gatherings, fear of socializing, fear of embarrassment in social situations that is extremely…
- Mesmerism 1. Originally, a system of therapeutics propounded by Mesmer.2. A precursor of hypnotism, believed by Mesmer…
- Syndrome, Zellweger A genetic disorder, also called the cerebrohepatorenal syndrome, characterized by the reduction or absence of…
- Neuromuscular Pertaining to both nerves and muscles, as in neuromuscular blockade by an anesthetic agent, the neuromuscular…
- Jewett staging system A system for determining the stage of a prostate cancer. The system uses ABCD. The letters 'A' and 'B'…
- Bypass, cardiopulmonary Bypass of the heart and lungs as, for example, in open heart surgery. Blood returning to the heart is…
- Cancer, esophagus See: Esophageal cancer
- D and C Stands for dilatation and curettage. This is a very common gynecologic procedure in which the cervix of the…
- Enzyme A protein (or protein-based molecule) that speeds up a chemical reaction in a living organism. An enzyme acts…
- Bis in die (on prescription) Seen on a prescription, bid means twice (two times) a day. It is an abbreviation for 'bis in die' which in…