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).
Oliver Wendell Holmes, Sr.
See: Holmes, Oliver Wendell, Sr.
Read the definitionRandom terms
Show more- Mutism, akinetic A state in which a person is unspeaking (mute) and unmoving (akinetic). A textbook on clinical neurology…
- Pott's disease An old term for tuberculosis of the spine that caused softening and collapse of the vertebrae, often…
- Tube, Fallopian The two Fallopian tubes, one on each side, transport the egg from the ovary to the uterus (the womb). The…
- Contrast Short for 'contrast media.' Contrast media are X-ray dyes used to provide contrast, for example, between…
- Pneumococcal immunization Vaccination to help prevent infection by Streptococcus pneumoniae, also known as the pneumococcus bacterium…
- Adenoidectomy Adenoidectomy: The surgical removal of the adenoids.
- Osteoblast A cell that makes bone. It does so by producing a matrix that then becomes mineralized. Bone mass is…
- Hereditary progressive arthro-ophthalmopathy See: Stickler syndrome
- Quotidian Recurring each day, as in a fever that returns every day. From the Latin 'quotidianus' meaning 'daily.' (In…
- Familial Parkinson disease type 11 A familial form of Parkinson disease inherited in an autosomal dominant manner due to a gene on chromosome…
- Intracytoplasmic sperm injection (ICSI) A test-tube fertilization procedure in which a sperm is injected directly into an egg to achieve…
- Bone, cranial Part of the top portion of the skull which protects the brain. The bones of the cranium include the frontal…