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).
Naegleria infection
Naegleria infection: Infection from an ameba called Naegleria fowleri that is commonly found in the environment, in water and soil. It is found worldwide, most commonly in warm bodies of fresh water, such as lakes, rivers, and hot springs…
Read the definitionRandom terms
Show more- Thrombospondin One of a family of glycoproteins (carbohydrates complexed with proteins) that are made in cells, secreted by…
- Sociopath A term once used for someone with what is now called antisocial personality disorder
- Patent ductus Failure of the ductus arteriosus, which functions in fetal life as an arterial shunt, to close on schedule at…
- Deafness with goiter Deafness with goiter: See Pendred syndrome
- Sternal rib One of the first 7 pairs of ribs. A rib is said to be a 'sternal' rib or a 'true' rib if it attaches to the…
- Hematoma, extradural See: Epidural hematoma
- Blighted ovum A fertilized ovum (egg) that did not develop or whose development ceased at an early stage, before 6 or 7…
- Jugular vein, internal The deeper of the two jugular veins in the neck that drain blood from the head, brain, face and neck and…
- Flu, bird See: Avian influenza
- Universal colitis Ulcerative colitis that involves the entire colon (the large intestine). Ulcerative colitis itself is a…
- Stickler syndrome, type III See: Stickler syndrome
- Torticollis, congenital A deformity of the neck that is evident at birth. It is due to shortening of the neck muscles. Congenital…