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).
Eye
The organ of sight. The eye has a number of components. These components include but are not limited to the cornea, iris, pupil, lens, retina, macula, optic nerve, choroid and vitreous. The cornea is the clear front window of the eye that…
Read the definitionRandom terms
Show more- Hypermnesia Abnormally strong memory of the past. As compared to hypomnesia and amnesia. From hyper- + the Greek mneme…
- Pericarditis Pericarditis: Inflammation of the lining around the heart (the pericardium) causing chest pain and…
- Pancreatic delta cell A type of cell in the pancreas (the organ of the digestive system located behind the stomach). Within the…
- Rodenticidal Capable of killing rats or other rodent pests or preventing them from damaging food, crops, etc
- Transcription Making an RNA copy from a sequence of DNA (a gene). Transcription is the first step in gene expression
- Syndrome, floppy baby A general medical reference to an abnormal condition of newborns and infants manifested by inadequate tone of…
- Fecundity The ability to have children, usually lots of them with ease. Etymology:'Fecundity' comes from the Latin…
- Symptom Any subjective evidence of disease. Anxiety, lower back pain, and fatigue are all symptoms. They are…
- Ollier disease A condition characterized by multiple enchondromas -- benign masses of cartilage growing within bones. An…
- Testing, anonymous Testing in which no name or other means is used to identify the person tested. There is total anonymity. For…
- Congenital brevicollis See: Klippel-Feil sequence
- Caulophyllum thalictroides Blue cohosh