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).
Valine
An amino acid, one of the 20 building blocks of protein. A dietary essential amino acid, valine is required for optimal growth of children. It is one of the three branched-chain amino acids. Deficiency of the dehydrogenase enzyme for these…
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Show more- Interleukin-1 A protein produced by various cells, including macrophages, interleukin-1 raises body temperature, spurs the…
- Intelligence test A questionnaire or series of exercises designed to measure intelligence. It is generally understood that…
- Methadone A synthetic opiate. The most common medical use for methadone is as a legal substitute for heroin in…
- Arcuate nucleus A collection of neurons (nerve cells) in the hypothalamus of the brain. Some arcuate neurons contain dopamine…
- Diesel exhaust The exhaust generated by diesel engines. This exhaust is a complex mixture of combustion products of diesel…
- Prothrombin mutation G20210A A common genetic risk factor for thrombosis (clots) including deep venous thrombosis (DVT). This mutation in…
- Tumor, primary See: Primary tumor
- Zenker diverticulum The most common type of outpouching in the esophagus, due to increased pressure causing the mucous membrane…
- Hernia, Velpeau Hernia, Velpeau: A Velpeau hernia is a femoral hernia in front of the femoral blood vessels in the groin. (A…
- Arboviral encephalitis Inflammation of the brain (encephalitis) caused by infection with an arbovirus, a virus transmitted by a…
- Eugenics Literally, meaning normal genes, eugenics aims to improve the genetic constitution of the human species by…
- Bloody show 1. The blood-tinged mucus created by extrusion and passage of the mucous plug that filled the cervical canal…