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).
Breech birth
Literally, delivery of the baby by the buttocks first, rather than the head as is usual. Breech birth is more likely to cause injury to the mother or the infant. In many cases a baby in the breech position can be 'turned' before delivery…
Read the definitionRandom terms
Show more- Implantation, seed Radiation treatment given by placing radioactive material contained within a small cylindrical shell directly…
- Horizontal A chemical substance produced in the body that controls and regulates the activity of certain cells or…
- Contact eczema A localized reaction that includes redness, itching, and burning where the skin has come into contact with an…
- Taenia dentata Taenia solium
- Atrial septal defect (ASD) A hole in the septum, the wall, between the atria, the upper chambers of the heart. Commonly called an ASD…
- Stickler 1. Stickler, Gunnar B.. 2. Stickler syndrome. 3. With a small s, someone who insists upon some matter such as…
- Neonatal intensive care unit An intensive care unit designed for premature and ill newborn babies. Abbreviated NICU. Also called a newborn…
- Phantom vision Seeing images after total loss of eyesight
- Obesity, endogenous Overweight caused by malfunction of the hormonal or metabolic system
- Deficiency, niacin See: Pellagra
- Cystic acne Acne: This is a type of localized infection (abscess) formed when oil ducts become clogged and infected…
- Spinal compression The act of exerting an abnormal amount of pressure on the spinal cord. Spinal compression may, for instance…