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).
M.D.
Abbreviation for the Latin title Medicinae Doctor, Doctor of Medicine. Sometimes written today as MD (without the period after each letter). All medical schools in the United States and Canada award an M.D. degree, usually after 4 years…
Read the definitionRandom terms
Show more- Hiatal Pertaining to an hiatus, an opening. An hiatal hernia occurs when a part of the stomach protrudes through the…
- Radiation during pregnancy See: Prenatal radiation exposure
- Hepatoblastoma A malignant tumor of the liver. Hepatoblastoma occurs almost exclusively in young children, more commonly in…
- Postphlebitic syndrome See: Post-thrombotic syndrome
- Clostridium A group of anaerobic bacteria (bacteria that thrive in the absence of oxygen). There are 100+ species of…
- Causes of cancer Cancer is a group of more than 100 different diseases. Benign tumors are not cancer; malignant tumors are…
- Magnesium A mineral involved in many processes in the body including nerve signaling, the building of healthy bones…
- Rehabilitation The process of restoration of skills by a person who has had an illness or injury so as to regain maximum…
- Crib death The sudden and unexpected death of a baby with no known illness, typically affecting infants from 2 weeks to…
- Ovarian cancer test CA 125 See: CA 125
- Hounsfield 1. Godfrey Hounsfield, a key contributor to the creation of the CAT scanner.2. The unit measuring the…
- Intraventricular In the ventricle of the heart or brain.