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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Chromosome, acrocentric
An abnormal chromosome that is distinctive in appearance but not fully identified. A marker chromosome is not a "marker" of a specific disease. It is a marker chromosome merely in the sense that it can be distinguished under the microscope…
Read the definitionRandom terms
Show more- Syndrome, Shulman's (Eosinophilic fasciitis) A disease which leads to inflammation and thickening of the skin and fascia. (The fascia is a lining tissue…
- Clot, blood See Blood clot
- Supercilious Arrogant, haughty or disdainful. From the raising of an eyebrow ('supercilium' in Latin). Supercilious is an…
- Drugs, statin A class of drugs that lower cholesterol. There are currently at least 5 statin drugs on the market in the…
- Gland, thymus See: Thymus
- Medulla The innermost part. The adrenal medulla is the innermost part of that gland. The renal medulla is the inner…
- Recessive, autosomal A genetic condition that appears only in individuals who have received two copies of an autosomal gene, one…
- Velamentous insertion of umbilical cord An abnormal condition in which the umbilical cord does not insert into the placental mass but, instead…
- Treadmill, exercise Exercise on a treadmill, a machine with a moving strip on which one walks without moving forward. A treadmill…
- Foramen A natural opening. Although a foramen is usually through bone, it can be an opening through other types of…
- BSL-3 Biosafety level 3. A level of biosafety considered appropriate for agents that may be transmitted by the…
- Erythrocyte A cell that contains hemoglobin and can carry oxygen to the body. Also called a red blood cell (RBC). The…