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).
Leukodystrophy
A disorder of the white matter of the brain, the part of the brain that contains myelinated nerve fibers. The white matter is white because it is the color of myelin, the insulation covering the nerve fibers. (The white matter is as…
Read the definitionRandom terms
Show more- Deficiency, fatty aldehyde dehydrogenase Also known as the Sjogren-Larsson syndrome, this is a genetic (inherited) disease usually characterized by a…
- Perineal prostatectomy An operation to remove the prostate gland through an incision made between the scrotum and the anus. NTER>
- Left heart The heart is composed functionally of two hearts - the right heart and the left heart. The left heart…
- Leukemia, smoldering A condition in which the bone marrow does not function normally. It does not produce enough blood cells. This…
- Mutant An individual with a mutant (changed) gene.
- Hypochondriasis The belief and fear of serious illness which lasts for six months, beyond and despite medical reassurance…
- Disease, Hodgkin (adult) A type of lymphoma (cancer of the lymphatic system). The most common symptom is painless swelling of the…
- PGF Placental growth factor
- Hepatic biopsy See: Liver biopsy
- Intraductal carcinoma Also called ductal carcinoma in situ. See: DCIS
- Scullcap See: Scutellaria barbata
- DM Myotonic dystrophy