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).
Listeria
A group of bacteria capable of causing miscarriage (spontaneous abortion), stillbirth and premature birth and which can also cause serious and sometimes fatal infections in young children, frail or elderly people, and persons with a…
Read the definitionRandom terms
Show more- Dystonia, cranial A term used to describe dystonia that affects the muscles of the head, face, and neck. Oromandibular dystonia…
- Mesothelin A protein attached to the cell surface that is thought to have a role in cell-adhesion and possibly in…
- Test, glucose tolerance A blood test done to make the diagnosis of diabetes mellitus. The test may also be done for other purposes…
- Wolff-Parkinson-White syndrome Wolff-Parkinson-White syndrome: A condition caused by an abnormality in the electrical system of the heart…
- Histamine cephalalgia A distinctive syndrome of headaches, also known as cluster headache or migrainous neuralgia. The common…
- Metabonomics The study of metabolic responses to drugs, environmental changes and diseases. Metabonomics is an extension…
- Type 1 diabetes See Diabetes, type 1
- Arthropathy Joint disease. The term arthropathy does not specify the type of joint disease. It might be osteoarthropathy…
- Urachus A canal connecting the bladder of the fetus with the allantois, a structure that contributes to the formation…
- Ventricle, cerebral One of a system of four communicating cavities within the brain that are continuous with the central canal of…
- Menstrual spotting The presence of apparent menstrual blood during the wrong parts of the menstrual cycle. Some women have a…
- Siamese twin Twin: Identical (monozygotic) twins that did not separate fully from one another but are still partially…