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).
Small cell lung cancer
A type of lung cancer in which the cells appear small and round under the microscope. Also called oat cell lung cancer
Read the definitionRandom terms
Show more- Developmental delay Behind schedule in reaching milestones of early childhood development.
- Therapy, hormone replacement (HRT) The combination therapy of estrogen plus progestogen, termed hormone replacement therapy (HRT). Estrogen…
- Cyto- Colorblindness of the red-green type (also known as deuteranopia or deuteranomaly). The term "Daltonism" is…
- Enanthem A rash inside the body. An example: the spots in measles (Koplik's spots) inside the mouth that look like a…
- Specificity 1. The quality of being specific as, for example, she showed the use of specificity in her diagnosis. 2. The…
- Yellow enzyme, Warburg's A key respiratory enzyme discovered by the German biochemist Otto Heinrich Warburg (1883-1970), a pioneer in…
- Ear The hearing organ. There are three sections of the ear, according to the anatomy textbooks. They are the…
- Gastroenterologic disease Any disease of the digestive system. Gastroenterologic disorders include Barrett's esophagus, bile duct…
- Barlow syndrome Barlow syndrome is mitral valve prolapse (also known as 'click murmur syndrome'), the most common heart valve…
- Autologous In blood transfusion and transplantation, a situation in which the donor and recipient are the same person…
- Septic Infected, or denoting infection. For example, septic shock is shock caused by infection.
- IDET Intradiskal electrothermal therapy, a procedure designed to relieve back pain due to damage to the disks…