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).
Alzheimer disease, early-onset familial
Alzheimer disease that runs in families and strikes at an unusually early age (with its onset under the age of 60). About 7% of early-onset cases of Alzheimer's are familial and are inherited in an autosomal dominant manner with high…
Read the definitionRandom terms
Show more- Excrescence An oral antiestrogen. Exemestane inhibits the enzyme aromatase in the adrenal glands that produces the…
- Johnnies Plural of johnny
- Colpo- A group of diagnostic and therapeutic disciplines that are used together with conventional medicine. An…
- Extrapyramidal system That part of the nervous system that regulates muscle reflexes
- Cardiac tamponade A life-threatening situation in which there is such a large amount of blood or other fluid inside the…
- C. welchii Clostridium welchii
- Iatric Relating to medicine or a physician. Iatric systems are medical systems. From the Greek iatrikos (medical)…
- Keratoconus Keratoconus: Cone-shaped cornea with the apex of the cone being forward. Also called conical cornea.
- Achilles In Greek mythology, the hero who was thought to have some special medical knowledge. Achilles studied…
- Idiocy, amaurotic familial An outdated term for Tay-Sachs disease (TSD) which is concisely defined by OMIM (Online Mendelian Inheritance…
- Attention deficit disorder (ADD) Attention deficit disorder (ADD): An inability to control behavior due to difficulty in processing neural…
- EEE Eastern equine encephalitis