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).
Memory, short-term
A system for temporarily storing and managing information required to carry out complex cognitive tasks such as learning, reasoning, and comprehension. Short-term memory is involved in the selection, initiation, and termination of…
Read the definitionRandom terms
Show more- Pubic symphysis The joint between the pubic bones in the front of the pelvis. Also called the symphysis pubis
- Gynephobia An abnormal, irrational and persistent fear of women. Sufferers experience anxiety even though they realize…
- Yersiniosis An infectious disease caused by a bacterium called Yersinia enterocolitica (and, less often, other forms of…
- Cal See: Calorie
- Dystrophy, myotonic An inherited disease in which the muscles contract but have decreasing power to relax -- this phenomenon is…
- Hypertrophic Exhibiting hypertrophy (enlargement or overgrowth of an organ or part of the body due to increased size of…
- Androgen A male sex hormone that promotes the development and maintenance of the male sex characteristics. The major…
- Gregarious parasite A parasite whose nutritional requirements permit several to many of them to live simultaneously in or on the…
- Ejection fraction The portion of blood that is pumped out of a filled ventricle as a result of a heartbeat. The heart does not…
- Fred L. Soper See: Soper, Fred L.
- Amyotrophic lateral sclerosis 2 ALS2. A juvenile-onset form of amyotrophic lateral sclerosis (ALS) inherited in an autosomal recessive manner…
- Microbe A very tiny form of life -- microbes include bacteria, fungi, and protozoan parasites -- best visualized…