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).
Paralysis, facial nerve
Loss of voluntary movement of the muscles on one side of the face due to abnormal function of the facial nerve (the 7th cranial nerve) which supplies those muscles. Facial nerve paralysis is also called Bell's palsy. The cause of facial…
Read the definitionRandom terms
Show more- Palate, cleft An opening in the roof of the mouth (the palate) due to a failure of the palatal shelves to come fully…
- Premenstrual syndrome Premenstrual syndrome: A combination of physical and mood disturbances that occur in the last half of a…
- KSS Kearns-Sayre syndrome
- Milk allergy, cow Casein and whey are the two major proteins of human milk and most milk-based formulas. Some (less than 8% of)…
- Melan- (prefix) Prefix meaning dark or black. It comes from the Greek 'melas', black. Examples of terms containing melan-…
- Gastroesophageal Pertaining to both the stomach and the esophagus, as in the gastroesophageal junction, the place where the…
- Amino acid, essential An amino acid that cannot be made by humans and so is essential to the human diet. There are 9 essential…
- Corneal dystrophy, lattice See: Lattice dystrophy
- Straitjacket Or strait-jacket or strait jacket. 1. A garment shaped like a jacket with long sleeves the ends of which can…
- CpG island In molecular genetics, a short region of DNA rich in CpG sites, often located near the promoters of genes…
- Roofer's knee See prepatellar bursitis.
- Diathesis In medicine, a 'diathesis' is an elegant term for a predisposition or tendency. Thus, a hemorrhagic diathesis…