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).
Off-pump surgery
A technique for heart surgery designed to avoid use of the heart-lung machine. The technique permits surgery on multiple vessels within the heart by mechanically stabilizing it. Off-pump surgery is minimally invasive, as compared to…
Read the definitionRandom terms
Show more- Uterine lining The inner layer of the uterus (womb); the cells that line the womb; anatomically termed the endometrium. This…
- Squamous-cell carcinoma See: Squamous cell carcinoma
- Blood group An inherited feature on the surface of the red blood cells. A series of related blood types constitute a…
- Smith-Magenis syndrome A syndrome of abnormal physical, developmental and behavioral features due to microdeletion of chromosome 17…
- Cross-sectional study A study done at one time, not over the course of time. A cross-sectional study might be of a disease such as…
- ARS Acute radiation syndrome
- Hallux What the ancient Romans called the big toe. Since hallux was a good enough word for the big toe among the…
- Agenesis of the corpus callosum A congenital abnormality (a birth defect) in which there is partial or complete absence (agenesis) of the…
- Tendon The tissue by which a muscle attaches to bone. A tendon is somewhat flexible, but fibrous and tough. When a…
- Test, Gesell Developmental A measure of child development devised by the American child psychologist and pediatrician Arnold Gesell…
- Diffuse degeneration of gray matter with cirrhosis Ic cirrhosis, Alpers: A progressive disease of the nervous system characterized by spasticity (tightness)…
- Periodic fever Recurrences of fever that last from a few days to a few weeks and are separated by symptom-free intervals of…