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).
Code black
While there is no formal definition for a 'Code,' doctors often use the term as slang to refer to a patient in cardiopulmonary arrest , requiring a team of providers (sometimes called a 'code team') to rush to the specific location and…
Read the definitionRandom terms
Show more- Orbit In medicine, the bony cavity in which the eyeball sits together with its associated muscles, blood vessels…
- Shulman's syndrome (Eosinophilic fasciitis) Disease which leads to inflammation and thickening of the skin and fascia. (The fascia is a lining tissue…
- Epithelium The outside layer of cells that covers all the free, open surfaces of the body including the skin, and mucous…
- Down syndrome Down syndrome: A common chromosome disorder due to an extra chromosome number 21 (trisomy 21). Down syndrome…
- Rhythm method Also known as fertility awareness, natural family planning, and periodic abstinence, this approach to…
- HEV Hepatitis E virus
- Refractory anemia Anemia (a shortage of red blood cells) unresponsive to treatment
- Donor The giver of a tissue or organ, for example, of blood or a kidney
- Rash, varicella Rash, varicella: Varicella (chickenpox) is characterized by a rash, often the first sign of the disease. The…
- Hookworm An intestinal parasite that usually causes diarrhea or cramps. Heavy infestation with hookworm can be serious…
- Circumjacent Lying around in the sense of surrounding. Related terms include superjacent, subjacent, and adjacent. From…
- Pinguecula A yellow spot on the white of the eye, usually toward the inside (nose side) of the eye, associated with…