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).
Spinal stenosis
Narrowing of the spaces in the spine, resulting in compression of the nerve roots or spinal cord by bony spurs or soft tissues, such as disks, in the spinal canal. This occurs most often in the lumbar spine (in the low back) but also…
Read the definitionRandom terms
Show more- Lens The transparent structure inside the eye that focuses light rays onto the retina (the nerve layer that lines…
- Analbuminemia 1. Properly, an absence of albumin from the blood.2. More loosely, a low level of albumin in the blood…
- Cutaneous syndactyly A condition in which fingers or toes are joined together, and the joining involves only the skin, not the…
- NASH Nonalcoholic steatohepatitis
- Nurse, licensed vocational A nurse who has completed a one- or two-year training program in health care and earned a state license. LVNs…
- Ultrafast CT Electron beam computerized tomography (EBCT), a new (and controversial) noninvasive test for the detection of…
- Triplet One of three, as: 1. One of three babies in a multiple birth. Or three animals gestated together. 2. In…
- Regurgitation, mitral See: Mitral regurgitation
- Human papillomavirus One in a group of four RNA viruses that rank second only to respiratory syncytial virus (RSV) as a common…
- ECMO Extracorporeal membrane oxygenation
- Bartter syndrome A group of disorders that are inherited in an autosomal recessive manner and are characterized by impaired…
- Pulse, Corrigan A pulse that is full and then suddenly collapses. Named for the Irish physician Dominic John Corrigan…