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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Anti-infective
Something capable of acting against infection, by inhibiting the spread of an infectious agent or by killing the infectious agent outright. Anti-infective is a general term that encompasses antibacterials, antibiotics, antifungals…
Read the definitionRandom terms
Show more- Stepfather The husband of a woman who had a child by another man
- Multidetector-row computed tomography See: Multidetector computed tomography
- Straight-jacket See: Straitjacket
- Code black While there is no formal definition for a 'Code,' doctors often use the term as slang to refer to a patient…
- Hormone, thyroxine A chemical substance made by the thyroid gland The thyroid gland uses iodine to make thyroid hormones…
- Sore, canker Sore, canker: A small ulcer crater in the lining of the mouth that is often painful and very sensitive. Also…
- Borborygmi Rumbling sounds caused by gas moving through the intestines (stomach 'growling'). Pronounced BOR-boh-RIG-mee…
- Trypanosomiasis, American See: Chagas disease.
- Kirklin, John W. American cardiovascular surgeon (1920-2004) who improved and applied the heart-lung machine to open heart…
- Breech birth Literally, delivery of the baby by the buttocks first, rather than the head as is usual. Breech birth is more…
- Nerve, vestibulocochlear A nerve that is responsible for the sense of hearing and which is also pertinent to balance, to the body…
- Cranial arteritis A serious disease characterized by inflammation of the walls of the blood vessels (vasculitis). The vessels…