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).
Mifepristone
The French abortion pill, also known as RU-486. RU-486 has been used in combination with another drug called misoprostol, to terminate pregnancy at an early stage. It is used with women who are no more than 7 weeks pregnant. The drug has…
Read the definitionRandom terms
Show more- Attention The ability to focus selectively on a selected stimulus, sustaining that focus and shifting it at will. The…
- Keratosis, solar Synonymous with actinic keratosis. See: Keratosis, actinic
- Leper 1. Someone with leprosy (Hansen disease). The term leper is now in disfavor. 2. By extension, a pariah. A…
- Poikiloderma congenita Better known as the Rothmund-Thomson syndrome, this is an hereditary disease characterized by progressive…
- Gastroschisis A birth defect in which there is a separation in the abdominal wall. Through this opening protrudes part of…
- Fiber and cholesterol Soluble fiber substances are effective in helping reduce the blood cholesterol. This is especially true with…
- Syndrome, Pagon See: Pagon syndrome
- Steal, subclavian See: Subclavian steal
- Heart valves There are four heart valves. All are one-way valves. Blood entering the heart first passes through the…
- Metabolomics The global analysis of metabolites, small molecules generated in the process of metabolism. See also…
- Suicide gene A gene whose expression in a cell is lethal for that cell. Suicide genes form the basis of a strategy for…
- Sphenoid 1. Shaped like a wedge. 2. Relating to the sphenoid bone (which is wedge-shaped)