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).
Bloody show
1. The blood-tinged mucus created by extrusion and passage of the mucous plug that filled the cervical canal (the canal between the vagina and uterus) during pregnancy. The bloody show is therefore a classic sign of impending labor. 2. The…
Read the definitionRandom terms
Show more- Common bile duct The duct that carries bile from the gallbladder and liver into the duodenum (the upper part of the small…
- Seizure, grand mal See: Grand mal
- Computerized axial tomography scan Pictures of structures within the body created by a computer that takes the data from multiple X-ray images…
- Agenesis of the corpus callosum A congenital abnormality (a birth defect) in which there is partial or complete absence (agenesis) of the…
- PH meter A simple and speedy device to measure the acidity and alkalinity of a fluid. A pH meter acts as a volt meter…
- DVT (deep vein thrombosis) Blood clotting in the veins of the inner thigh or leg. In air travel, DVT is the 'economy-class syndrome.'…
- Familial lung cancer Lung cancer that recurs in families. Lung cancer can occur sporadically in people with no known family…
- Heart transplant Heart transplant: A surgical procedure in which a diseased heart is replaced with a healthy heart from a…
- Candidiasis, invasive See: Invasive candidiasis
- Whiplash injury Hyperextension (over-extension) injury to the neck, often the result of being struck from behind, as by a…
- Deficiency, glucocerebrosidase Causes type 1 Gaucher disease, a progressive genetic disease due to an enzyme defect. The enzyme…
- On call In medicine, the person who is ready to respond, the one on duty. As in 'Who is the doctor on call this…