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).
Buruli ulcer
A disorder caused by infection with a member of the family of bacteria that causes tuberculosis and leprosy -- the bacterium Mycobacterium ulcerans -- that starts as a painless swelling in the skin, most commonly in the limbs (the arms and…
Read the definitionRandom terms
Show more- Ortholog A gene in two or more species that has evolved from a common ancestor. Also called an orthologous gene
- St. Louis encephalitis A disease caused by a virus (first observed in Illinois in 1932) transmitted from birds to the common Culex…
- Hair follicle A sac from which a hair grows and into which the sebaceous (oil) glands open. The follicle is lined by cells…
- Intervertebral foramen An opening between vertebrae through which nerves leave the spine and extend to other parts of the body. Also…
- Xanthoma, planar A type of xanthoma characterized by flat yellow-to-orange patches or pimples that cluster together on the skin
- Cytogenetic map A genetic term referring to the visual appearance of a chromosome when stained and examined under a…
- Twin One of two children produced in the same pregnancy and born during the same birth process. Twins can develop…
- Alveolar Pertaining to the alveoli, the tiny air sacs in the lungs. The exchange of oxygen and carbon dioxide takes…
- Histoplasma See: Histoplasma.
- Maggot A soft-bodied wormlike larva of a fly that lays its eggs in living or especially in decaying tissues. The…
- Cleft palate An opening in the roof of the mouth (the palate) due to a failure of the palatal shelves to come fully…
- Central auditory processing disorder A condition in which there is an inability to differentiate, recognize or understand sounds while both the…