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).
Vertebroplasty
A nonsurgical method for the repair of vertebral fractures and compression due to osteoporosis. Broken bones in the spine are often due to osteoporosis, the progressive loss of bone tissue, which depletes both the collagen and the calcium…
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Show more- Yersiniosis An infectious disease caused by a bacterium called Yersinia enterocolitica (and, less often, other forms of…
- Hyperbilirubinemia type I Better known as Gilbert's disease, a common but harmless genetic condition in which a liver enzyme essential…
- Sympathetic nervous system A part of the nervous system that serves to accelerate the heart rate, constrict blood vessels, and raise…
- Calicivirus >Norovirus, a common cause of food poisoning and acute gastroenteritis in humans; >Sapovirus, formerly called…
- RDIs (Reference Daily Intakes) Formerly known as hyaline membrane disease, a syndrome of respiratory difficulty in newborn infants caused by…
- Participant 1. In a clinical trial, someone who takes part in it. A participant may or may not have a disease. The term…
- Cryptography The encoding and decoding of secret messages. Cryptography in genetics: The term 'cryptography' can be…
- Human herpesvirus 2 (HHV-2) A herpes virus that causes genital herpes, characterized by sores in the area of the genitalia. Genital…
- Black lung disease A chronic occupational lung disease contracted by the prolonged breathing of coal mine dust. The silica and…
- Aqueous humor In medicine, humor refers to a fluid (or semifluid) substance. Thus, the aqueous humor is the fluid normally…
- Error, beta The statistical error (said to be 'of the second kind' or type II) made in testing an hypothesis when it is…
- Post-exposure prophylaxis A treatment administered following exposure to a harmful agent which attempts to block or reduce injury or…