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).
Hepatitis E
A form of liver disease characterized by inflammation of the liver due to infection with the hepatitis E virus (HEV). Usually a mild disease, hepatitis E but can in rare cases prove fatal, particularly in pregnant women. HEV is transmitted…
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Show more- Somatotropin Growth hormone, a polypeptide containing 191 amino acids, produced by the anterior pituitary, the front…
- Eicosapentaenoic acid One of the principal omega-3 fatty acids. Abbreviated EPA. The body has a limited ability to manufacture EPA…
- Genomic segment A region of the genome; it encompasses objects described as loci or probes. Genomic segments can range in…
- Oligohydramnios Scant amniotic fluid: less than usual.
- Macrobiota The living organisms (or flora and fauna) of a region that are large enough to be seen with the naked eye…
- Ritter disease This is the scalded skin syndrome, a potentially serious side effect of infection with the Staph…
- IgG Immunoglobulin G, a major class of immunoglobulins found in the blood, including many of the most common…
- Familial advanced sleep-phase syndrome (FASPS) An inherited abnormal sleep pattern in which the individual is a 'morning lark' and consistently goes to…
- Cripple 1. A person who is lame or disabled. 2. To maim or disable a person. The word 'cripple' is a medically…
- Y sex-determining region A region on the Y chromosome that determines the sex of the individual. This region goes by the symbol SRY…
- Acrocyanosis Blueness of the extremities (the hands and feet). Acrocyanosis is typically symmetrical. It is marked by a…
- Gregarious parasite A parasite whose nutritional requirements permit several to many of them to live simultaneously in or on the…