MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Munchhausen syndrome
Syndrome: Recurrent feigning of catastrophic illnesses. Munchhausen syndrome is a psychological disorder that is characterized by the recurrent presentation of the patient for treatment of an acute and often dire illness that is, in…
Read the definitionRandom terms
Show more- Urge incontinence A sudden involuntary contraction of the muscular wall of the bladder causing urinary urgency, an immediate…
- Athlete's feet See: Athlete's foot
- Tzanck test The examination of fluid from a bulla (a blister) in search of Tzanck cells characteristic of varicella…
- Pelvis, male See: Male pelvis
- Carotid endarterectomy Endarterectomy (a surgical procedure designed to clean out material occluding an artery) done on the carotid…
- Hantavirus A group of viruses that cause hemorrhagic fever and pneumonia. The Hantaviruses include the Hantaan virus…
- Amsler grid While conducting an eye examination, the eye care professional may ask the patient to look at an Amsler grid…
- Exercise test A test (sometimes called the treadmill test or exercise treadmill test) in which a continuous…
- RNA interference Abbreviated RNAi. The introduction of double-stranded RNA into a cell to inhibit the expression of a gene…
- Jaundice Jaundice: Yellow staining of the skin and sclerae (the whites of the eyes) by abnormally high blood levels of…
- Y chromatin A brilliantly fluorescent body seen under the microscope in cells containing a Y chromosome when the cells…
- Excess selenium Too much selenium (selenosis) which may cause reversible balding and brittle nails, give a garlic odor to the…