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).
Dercum disease
A condition characterized by painful fatty tumors (lipomas) beneath the skin. The diseases tends to be associated with obesity and is about 5 times more frequent in females than in males. Onset of symptoms is generally in middle age. The…
Read the definitionRandom terms
Show more- Probability The likelihood that something will happen. For example, a probability of less than .05 indicates that the…
- Infection, nosocomial An infection acquired in a hospital. Specifically an infection that was not present or incubating prior to…
- Platelet An irregular, disc-shaped element in the blood that assists in blood clotting. During normal blood clotting…
- Albino A person with albinism. The term was first applied by the Portuguese to people in West Africa who may have…
- Immunodeficiency Inability to mount a normal immune response. Immunodeficiency can be due to a genetic disease or acquired as…
- Factor V A coagulation factor needed for the normal clotting of blood. Also known as proaccelerin
- Stop codon A set of three adjacent bases in the DNA or their complementary bases in messenger RNA that specifies the end…
- Ectromelia virus A member of the poxvirus family which is a highly virulent natural pathogen of mice that causes mousepox, a…
- AVM (arteriovenous malformation) An arteriovenous malformation (AVM) is a congenital disorder (one present at birth) of blood vessels in the…
- Infant carbohydrate intake Carbohydrates (glucose, lactose, sucrose, galactose, etc.) are sugars or several sugars linked together…
- Muscular dystrophy, Becker A form of muscular dystrophy that is quite similar to Duchenne muscular dystrophy, except that patients with…
- Glioma, optic See Optic glioma