MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Aneurysm, berry
A berry aneurysm is a small outpouching (aneurysm) that looks like a berry and classically occurs at the point at which a cerebral artery departs from the circular artery (the circle of Willis) at the base of the brain. Berry aneurysms…
Read the definitionRandom terms
Show more- Single-blind Term used to described a study in which either the investigator or the participant, but not both of them, is…
- Thanatophobia An abnormal and excessive fear of death
- Preventive medicine Medicine designed to avert and avoid disease. Screening for hypertension and treating it before it causes…
- Interleukins Substances used in biological therapy. Interleukins stimulate the growth and activities of certain kinds of…
- Hexenmilch See: Witch's milk
- SDF-1 An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Neuralgia, vidian A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical…
- Intervention The act of intervening, interfering or interceding with the intent of modifying the outcome. In medicine, an…
- Parkinson disease Parkinson disease: A slowly progressive neurologic disease characterized by a fixed inexpressive face, a…
- Parkinson, James (1755-1824) English physician and paleontologist who gave a classic account in 1817 of a chronic, slowly…
- Osler, Sir William Renowned Canadian physician (1849-1919) who taught at McGill University, the University of Pennsylvania…
- Needlestick injury A penetrating stab wound from a needle (or other sharp object) that may result in exposure to blood or other…