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).
MHC
Major histocompatibility complex
Read the definitionRandom terms
Show more- Caseous Cheeselike. In caseous lymphadenitis, the lymph nodes turn into a soft, dry, crumbly mass resembling cheese…
- Cortisone An adrenocorticoid hormone, a naturally occurring hormone made by and secreted by the adrenal cortex, the…
- Vasculitis, retinal Vasculitis, retinal: The retina is the portion of the eye that contains the nerves of sensation that perceive…
- NIGMS Stands for the National Institute of General Medical Sciences, one of the National Institutes of Health in…
- Colon The part of the large intestine that runs from the cecum to the rectum as a long hollow tube that serves to…
- Earthquake supplies kit You and your family can cope best by preparing for disaster before it strikes. One way to prepare is by…
- BMP Bone morphogenetic protein
- Embolus Something that travels through the bloodstream, lodges in a blood vessel and blocks it. Examples of emboli…
- Heights, fear of An irrational unreasonable fear of heights is called acrophobia. From the Greek 'acron', height + 'phobos'…
- Informatics The application of computers and statistics to the management of information. For example, in the Human…
- Cranial bone Part of the top portion of the skull which protects the brain. The bones of the cranium include the frontal…
- Os sacrum The large, heavy bone at the base of the spine, which is made up of fused sacral vertebrae. The sacrum is…