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).
Antisepsis
Prevention of infection by inhibiting or arresting the growth and multiplication of germs (infectious agents). Antisepsis implies scrupulously clean and free of all living microorganisms. From the Greek roots anti- meaning against + sepsis…
Read the definitionRandom terms
Show more- Lice, pubic See: Pubic lice
- Pathogen An agent of disease. A disease producer. The term pathogen most commonly is used to refer to infectious…
- Nitric oxide >It acts as a vasodilator (blood vessel relaxant). >It therefore controls blood flow to tissues. >It…
- Saffron An extremely costly yellow spice derived from the dried stigmas of the saffron crocus (Crocus sativus)…
- Erythema dose The amount of radiation which, applied to the skin, makes it turn temporarily red (erythematous)
- Arrhythmia An abnormal heart rhythm. In an arrhythmia the heartbeats may be too slow, too rapid, too irregular, or too…
- Retrosternal Behind the sternum (the breastbone)
- Chordoma A form of bone cancer that usually starts in the lower spinal column
- Conditioning, Pavlovian Named after the Russian physiologist Ivan Petrovich Pavlov (1848-1936) who conditioned dogs to respond in…
- Mercaptopurine A drug that acts as an antimetabolite, interfering with the metabolism of purine bases and inhibiting the…
- Monitor, Holter See: Holter monitor
- Oriental lung fluke Paragonimus westermani. See: Paragonimiasis