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).
Crossed embolism
Passage of a clot (thrombus) from a vein to an artery. When clots in veins break off (embolize) , they travel first to the right side of the heart and, normally, then to the lungs where they lodge. The lungs act as a filter to prevent the…
Read the definitionRandom terms
Show more- Puerperium The time immediately after the delivery of a baby. (In Latin a 'puerpera' is a woman in childbirth since…
- Archaea A unique group of microorganisms classified as bacteria (Archaeobacteria) but genetically and metabolically…
- Test, RPR Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream…
- Genetic disease Genetic disease: A disease caused by an abnormality in an individual's genome. There are a number of…
- RNA interference Abbreviated RNAi. The introduction of double-stranded RNA into a cell to inhibit the expression of a gene…
- Body, amygdaloid See: Amygdaloid nucleus
- Congenital anemia and triphalangeal thumbs See: Aase-Smith syndrome II
- Test, triglyceride Triglycerides are the major form of fat. Triglycerides come from the food we eat and are produced by the…
- Strep test, rapid A diagnostic test commonly used to demonstrate whether streptococcus bacteria ('strep') are present in the…
- XY The most frequent sex chromosome complement in human males
- Pronucleus A cell nucleus with a haploid set of chromosomes (23 chromosomes in humans) resulting from meiosis (germ-cell…
- Patient-activated event recorder See: Patient-activated cardiac event recorder