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).
Ultrasound/Ultrasonography
A test in which high-frequency sound waves (ultrasound) are bounced off tissues and the echoes are converted into a picture (sonogram).
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Show more- Crack (drug) The street name given to cocaine that has been processed from cocaine hydrochloride to a ready-to-use free…
- Bone, shin The larger of the two bones in the lower leg (the smaller one being the fibula). The shin bone is…
- Syndrome, Lennox See: Lennox syndrome
- PA X-ray An X-ray picture in which the beams pass from back-to-front (posteroanterior). As opposed to an AP…
- Trichinella spiralis The worm that causes trichinosis. Trichinella spiralis larvae can infest pigs and wild game, hibernating in…
- Prothrombin mutation G20210A A common genetic risk factor for thrombosis (clots) including deep venous thrombosis (DVT). This mutation in…
- Allopathist See: Allopath
- Activities of daily living (ADLs) The things we normally do in daily living including any daily activity we perform for self-care (such as…
- Uterine fornix The fornix of the uterus (known in medical Latin as the 'fornix uteri') refers to the anterior (front) and…
- Contraceptive, pill Commonly called 'the pill,' combined oral contraceptives are the most commonly used form of reversible birth…
- Enzymes Proteins that act as a catalysts in mediating and speeding a specific chemical reaction. In 1902 Archibald…
- Afferent Carrying toward. A vein is an afferent vessel since it carries blood toward from the heart. An afferent nerve…