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).
Cancer, oral
Cancer of the mouth area. A sore in the mouth that does not heal can be a warning sign of oral cancer. A biopsy is the only to know whether as abnormal area in the oral cavity is cancer. Oral cancer is caused by tobacco (smoking and…
Read the definitionRandom terms
Show more- Magnetic resonance imaging Magnetic resonance imaging: A special radiology technique designed to image internal structures of the body…
- BCG An effective immunization against tuberculosis. BCG stands for Bacille Calmette Guerin. BCG is a weakened…
- Brown syndrome An ophthalmology (eye) problem. Brown syndrome is an abnormality that is present at birth (congenitally) and…
- Ventricle, third >Lateral ventricles: The lateral ventricles are in the cerebral hemispheres, one in each hemisphere. Each…
- Muscle relaxant Muscle relaxant is a term usually used to refer to skeletal muscle relaxants (drugs), which act on the…
- Disease names See: Disease nomenclature
- Focal dystonia due to torticollis Spasm of the muscles in the neck that control the position of the head, causing the head to twist and turn to…
- Gestation Period of time from conception to birth
- Tick A small wingless bloodsucking insect that, along with the mite, belongs to the order Acarina. Ticks may be…
- Sternutation Sneezing; the sound of sneezing. When we sneeze, air is expelled with force from the nose (and from the…
- Mountain sickness >If possible, don't fly or drive to high altitude. Start below 10,000 feet (3,048 meters) and walk up. >If…
- Melanoma, benign A tumor of the melanocytes that is not cancerous