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).
Imprinting, genomic
The phenomenon of parent-of-origin gene expression. The expression of a gene depends upon the parent who passed on the gene. For instance, two different disorders - Prader-Willi syndrome and Angelman syndrome -- are due to deletion of the…
Read the definitionRandom terms
Show more- Telangiectasia, hereditary hemorrhagic See: Hereditary hemorrhagic telangiectasia
- Spinocerebellar ataxia Ataxia with malfunction of the cerebellum
- Biopsy, bone marrow See: Bone marrow biopsy
- Naming diseases See: Disease nomenclature
- Left ventricle The left lower chamber of the heart that receives blood from the left atrium and pumps it out under high…
- Hypermagnesemia Excess magnesium. Persons with impaired kidney function should be especially careful about their magnesium…
- Gower syndrome (situational syncope) The temporary loss of consciousness in particular kinds of situations. (Syncope is temporary loss of…
- Body image obsession Excessive concern about one's appearance. Some concern about one's appearance is normal. But an obsession…
- Syndrome, complete androgen insensitivity A genetic disorder that makes XY fetuses insensitive (unresponsive) to androgens (male hormones). Instead…
- Tube, nasogastric See: Nasogastric tube
- CABG, off-pump See: Off-pump CABG
- Vidian neuralgia A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical…