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.
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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).
Colorectal cancer family history
See: Colon cancer family history
Read the definitionRandom terms
Show more- Sperm A sperm is the male 'gamete' or sex cell. It combines with the female 'gamete,' called an ovum, to form a…
- Diethylstilbestrol The earliest synthetic (man-made) form of the hormone estrogen. Diethylstilbestrol (DES) was once widely…
- Pilonidal sinus A sinus tract from which there may be chronic drainage of pus, due to an embedded tuft of hair, most often in…
- RVF 1. Rift Valley fever, the disease and the virus that causes it.2. Right ventricular failure, failure of the…
- Obstetrician A physician who delivers babies and is in the practice of obstetrics, the art and science of managing…
- Congenital anemia with spinocerebellar ataxia See: Pagon syndrome
- Emboli Something that travels through the bloodstream, lodges in a blood vessel and blocks it. Examples of emboli…
- Bone, occipital See: Occipital bone
- Medical etymology The origin of medical words and terms. Etymology is an account of the origins and the developments in the…
- PCT The abbreviation 'PCT' stands for a number of things including porphyria cutanea tarda, literally, the late…
- Pneumococcal immunization Vaccination to help prevent infection by Streptococcus pneumoniae, also known as the pneumococcus bacterium…
- Joint, ball-and-socket A ball-and-socket joint is one in which the round end of a bone fits into the cavity of another bone. The hip…