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).
Dicentric chromosome
An abnormal chromosome with two centromeres rather than the normal one. Every normal chromosome has one centromere that tethers it to the pole of the spindle and is essential to the chromosome at the time of cell division. However, a…
Read the definitionRandom terms
Show more- Fracture, toddler's A torsion fracture of the tibia, without bone displacement
- Hives from pressure See Pressure urticaria
- Proteins, G These molecules have been described as 'biological traffic lights.' Located inside the cell, G proteins are…
- Defibrillation The use of a carefully controlled electric shock, administered either through a device on the exterior of the…
- Curette A spoon-shaped instrument with a sharp edge. The word 'curette' comes from the French and means a 'scraper.'…
- Achondrogenesis type II A severe inherited disorder of bone growth characterized by a short body and limbs and a lack of bone…
- Cl (chloride) Cl is the chemical symbol for chloride, the major anion found in the fluid outside of cells and in blood. An…
- Vestibule of the ear A cavity in the middle of the bony labyrinth in the inner ear
- Penicillium notatus The species of bread mold that produces penicillin. See also: Penicillin history
- Glycemic index An indicator of the ability of different types of foods that contain carbohydrate to raise the blood glucose…
- Berzelius See: Berzelius, Jons Jacob
- Alice Stewart See: Stewart, Alice