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).
Restriction map
An array of sites in DNA susceptible to cleavage by diverse restriction enzymes
Read the definitionRandom terms
Show more- Epispadias Congenital (at birth) malformation in which the opening of the urethra (from whence comes the urinary stream)…
- Jackson Pratt drain See: JP drain
- Vohwinkel syndrome A genetic disorder characterized by hearing loss and thickened skin, particularly on the knuckles. The…
- Brain plasticity See Neuroplasticity
- Cryoglobulin An abnormal blood protein that has the unusual properties of precipitating from the blood serum when it is…
- Trisomy The presence of three copies of a chromosome rather than the normal two. The most common trisomies in…
- Timothy syndrome A childhood disorder characterized by severe cardiac arrhythmia, syndactyly (webbing) of the fingers and…
- Necrotizing gingivitis This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Prune belly syndrome Partial or complete absence of the abdominal muscles so that the outlines of the intestines are visible…
- Fire ant sting A scourge, these red or yellow ants of small-to-medium size, originally from South America, have a severe…
- Pandemic An epidemic (a sudden outbreak) that becomes very widespread and affects a whole region, a continent, or the…
- Regress To return or go back, particularly to return to a pattern of behavior or level of skill characteristic of a…