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).
Endemic
Present in a community at all times but in relatively low frequency. Something that is endemic is typically restricted or peculiar to a locality or region. For example, malaria is endemic in some areas of Africa. And traffic in illicit…
Read the definitionRandom terms
Show more- Chamber, anterior The space in the eye that is behind the cornea and in front of the iris. The cornea is the outer…
- Hyper-IgD syndrome A genetic disorder characterized by recurring attacks of chills and fever that usually start before the first…
- APLS (antiphospholipid antibody syndrome) Antiphospholipid antibody syndrome): An immune disorder characterized by the presence of abnormal antibodies…
- Occipital bone The bone that forms the rear and the rear bottom of the skull. The occipital bone encloses a large oval hole…
- Secondary atelectasis Partial or total collapse of a lung or a segment of a lung that was once expanded, as may happen after chest…
- Angiitis See: Vasculitis
- Patent urachus A birth defect involving the urachus, a canal connecting the bladder of the fetus with the allantois, a…
- Peripheral artery disease A form of peripheral vascular disease in which there is partial or total blockage of an artery, usually one…
- Back pain Pain felt in the low or upper back. There are many causes of back pain. Pain in the low back can relate to…
- Congenital neutropenia, severe (SCN) Neutropenia, severe (SCN): Children born with this condition lack neutrophils (a type of white blood cell…
- Barium enema Barium enema: A series of x-rays of the lower intestine (colon) and rectum that are taken after the patient…
- Aristotle Aristotle of Stagira (384-322 B.C.), Greek philosopher and scientist. The son of a physician, Aristotle was a…