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).
Brachial palsy
See: Brachial plexus palsy
Read the definitionRandom terms
Show more- Ubiquitin A small but extremely important protein that acts the 'kiss of death' to other proteins. Ubiquitin consists…
- Photic sneeze reflex A disorder, also known as the achoo syndrome, characterized by nearly uncontrollable paroxysms of sneezing…
- Named reporting In public health, named reporting is the reporting of infected persons by name to public health departments…
- Fetal circulation The blood circulation in the fetus before birth. Before birth, the blood from the heart headed for the lungs…
- Sign of pregnancy See entry to: Pregnancy symptom
- Serotonin A hormone, also called 5-hydroxytryptamine, in the pineal gland, blood platelets, the digestive tract, and…
- Cardioversion The conversion of one cardiac rhythm or electrical pattern to another, almost always from an abnormal to a…
- Chromosomes in multiple miscarriages Couples who have had more than one miscarriage (spontaneous abortion) have about a 5% chance that one member…
- Cecal volvulus See: Volvulus
- STS Commonly used abbreviation for 'sequence tagged site.' A short (200 to 500 base pair) DNA sequence that…
- Exchange, gas The primary function of the lungs involving the transfer of oxygen from inhaled air into the blood and the…
- Alternating hemiplegia of childhood A rare neurological disorder with frequent temporary episodes of paralysis of one side of the body…