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).
Supercentenarian
Someone 110 years old or over (no upper limit). This term was coined in 1991. See also: Age by decade
Read the definitionRandom terms
Show more- DHT Dihydrotestosterone
- Oral contraceptive, combined Commonly called 'the pill,' combined oral contraceptives are the most commonly used form of reversible birth…
- Battle fatigue The World War II name for what is known today as post-traumatic stress, this is a psychological disorder that…
- Scan, helical CAT A conventional computerized axial tomography scan (CAT scan or CT scan) is an x-ray procedure which combines…
- Hepatitis A Inflammation of the liver caused by the hepatitis A virus (HAV). HAV is usually transmitted from person to…
- Wind chill See: Round window.
- Acrochordon A small tag of skin that may have a stalk (a peduncle). An acrochordon may appear on skin anywhere although…
- Registry, tumor See: Tumor registry. And, for more information, see: Cancer registry
- Banding of chromosomes The treatment of chromosomes to reveal characteristic patterns of horizontal bands like bar codes. The…
- Assistive technology This term may be used to mean an assistive device, but more commonly denotes some kind of electronic or…
- Biliousness A term used in the 18th and 19th centuries pertaining to bad digestion, stomach pains, constipation, and…
- Diabetes, insulin-resistant An autoimmune form of diabetes, in which the body develops an immune response to its own insulin hormone…