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).
Deerfly fever
An infection in rabbits and other wild rodents caused by the bacterium Francisella tularensis that can be transmitted to humans by contact with infected animal tissues or ticks. Also called tularemia. The main mode of transmission to…
Read the definitionRandom terms
Show more- Cage, rib The structure formed by the thoracic vertebrae and ribs, the sternum (breastbone), and the costal cartilages…
- Metered dose inhaler See: Metered-dose inhaler
- Chromosome 5q- syndrome A blood disorder due to the loss of part of the long (q) arm of chromosome 5 in myeloid (bone marrow) cells…
- ThinPrep Pap test A modified Pap test technique designed to reduce some of the technical problems inherent in the traditional…
- Cure 1. To heal, to make well, to restore to good health. Cures are easy to claim and, all too often, difficult to…
- Deafness, acquired Deafness, acquired: The loss of hearing that occurs or develops some time during a person's life but was not…
- Aggressive In oncology, quickly growing, tending to spread rapidly. As, for example, an aggressive tumor
- Test, PSA See: PSA
- Lysenkoism A theory put forth by a Russian plant-breeder named Trofim Denisovich Lysenko [1898-1976] during the…
- Deficiency, selenium Lack of the essential mineral selenium, which can cause Keshan disease, a fatal form of cardiomyopathy…
- Sign, Babinski A neurologic reflex that constitutes an important medical examination based upon what the big toe does when…
- Ventral A chamber of an organ. For example, the four connected cavities (hollow spaces) in the central portion of the…