MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Colitis, universal
Ulcerative colitis that involves the entire colon (the large intestine). Ulcerative colitis itself is a relatively common disease involving inflammation of the large intestine (the colon). The cause is unknown. It is a form of inflammatory…
Read the definitionRandom terms
Show more- Filariasis See Lymphatic filariasis
- Brain ventricle >Lateral ventricles: The lateral ventricles are in the cerebral hemispheres. Each lateral ventricle consists…
- Vasculitis, retinal Vasculitis, retinal: The retina is the portion of the eye that contains the nerves of sensation that perceive…
- Pleural space The tiny area between the two layers of the pleura (the thin covering that protects and cushions the lungs)…
- Peyronie disease A syndrome of craniosynostosis (premature fusion of the cranial sutures) due to mutation in FGFR (fibroblast…
- Minimal residual disease Evidence for the presence of residual malignant cells, even when so few cancer cells are present that they…
- DSS1 Or Dss1. A small protein important to the process of error-free DNA repair by recombination
- Retrospective diagnosis See: Retrodiagnosis
- Pica A craving for something not normally regarded as nutritive. For example, dirt. Pica is a classic clue to iron…
- Ambidextrous 1. Able to use both the right and left hands with equal dexterity. Neither right- nor left-handed.2. By…
- Familial juvenile nephronophthisis (FJN) A childhood genetic kidney disease in which there is progressive symmetrical destruction of the kidneys…
- Glaucoma Glaucoma: A common eye condition in which the fluid pressure inside the eyes rises because of slowed fluid…