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).
Agenesis
Lack of development of something. For example, agenesis of a toe means that toe failed to form.
Read the definitionRandom terms
Show more- Juvenile polyposis An autosomal dominant disorder in which polyps develop throughout the gastrointestinal tract in the first…
- Acrocyanosis Blueness of the extremities (the hands and feet). Acrocyanosis is typically symmetrical. It is marked by a…
- Dermatitis and diarrhea, zinc deficiency Diarrhea, zinc deficiency:Among the consequences of zinc deficiency, dermatitis (skin inflammation) and…
- Electrocardiogram Electrocardiogram: A recording of the electrical activity of the heart. An electrocardiogram is a simple…
- Invest In medicine, this has nothing to do with the stock market. It means to envelop, cover, or embed.
- Hearing instrument A synonym for a hearing aid that gained popularity to distinguish the device from AIDS. See: Hearing aid
- Hydrazine Hydrazine sulfate, an alternative medicine that has been claimed to be a treatment for cancer. It has been…
- PEEP Peeping tom (voyeurism) is a disorder that involves achieving sexual arousal by observing an unsuspecting and…
- Clinical depression Depression that meets the DSM-IV criteria for a depressive disorder. The term is usually used to denote…
- Short arm of a chromosome The short arm of a human chromosome is symbolized by convention as 'p'. The 'p' comes from the French 'petit'…
- Transurethral resection Surgery performed with a special instrument inserted through the urethra. Also called TUR
- Fat scales See: Bioelectric impedance analysis