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).
Photocoagulation
The coagulation (clotting) of tissue using a laser which produces light in the visible green wavelength that is selectively absorbed by hemoglobin, the pigment in red blood cells, in order to seal off bleeding blood vessels…
Read the definitionRandom terms
Show more- Sir Charles Bell See: Bell, Charles
- Syndrome, toxic shock A grave condition occurring predominantly in menstruating women using tampons, toxic shock is characterized…
- Niemann-Pick disease type A The classical infantile form of the disease. See: Niemann-Pick disease
- 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…
- Herbal remedy A medication prepared from plants, including most of the world's traditional remedies for disease. Most…
- DEHP A softener for polyvinyl chloride (PVC), a plastic polymer used in a wide array of products. Unplasticized…
- RFID Radio frequency identification, a system for remotely storing and retrieving data. RFID tags can serve to…
- CA 15-3 A tumor marker most useful in following the course of treatment in women diagnosed with breast cancer…
- DRRS See: Okihiro syndrome
- Cancer Institute, National The National Cancer Institute (NCI) is one of the National Institutes of Health (NIH) in the U.S. The mission…
- Mute A mute is a person who does not speak, either from an inability to speak or an unwillingness to speak. The…
- RDA Abbreviation for the Recommended Dietary Allowance. Or, popularly, the Recommended Daily Allowance