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).
Hansen's bacillus
See: Hansen bacillus
Read the definitionRandom terms
Show more- Local seizure See: Partial seizure
- Esophagitis Esophagitis: Inflammation of the esophagus. The esophagus is that soft tube-like portion of the digestive…
- Oxygen tent A tent-like device used to deliver high levels of oxygen to a patient in a bed. The tent typically covers the…
- Familial Parkinson disease type 4 A familial form of Parkinson disease inherited in an autosomal dominant manner due to a gene on chromosome…
- Cognitive science Cognitive science is the study of the mind. It is an interdisciplinary science that draws upon many fields…
- Assisted suicide Suicide: The deliberate hastening of death by a terminally ill patient with assistance from a doctor, family…
- Posteroanterior In anatomy, posteroanterior (PA) means from back-to-front. For example, a PA X-ray of the chest is taken from…
- Stillbirth The tragic birth of a dead baby, the delivery of a fetus that has died before birth. There is no possibility…
- Excise To cut out. A laser beam may be used to excise a tumor, much as a scalpel does. The terms excise and resect…
- Methylmercury An organic form of mercury that is highly toxic and is the main culprit in mercury poisoning. Methylmercury…
- Angioid streaks Tiny breaks in the elastin-filled tissue in the back of the eye (retinae). These abnormalities are visible to…
- Dacryocystorhinostomy The surgical creation of a passage between the lacrimal sac (tear sac) and the nasal cavity to permit the…